Removed redundant date types

[delvedor]

As titled.

We will verify if we have used the wrong date type in the various properties in a separate PR.

[github-actions]

Following you can find the validation results for the APIs you have changed.

API	Status	Request	Response
async_search.delete	🟢	3/3	3/3
async_search.get	🟢	4/4	4/4
async_search.status	🟢	3/3	3/3
async_search.submit	🟢	6/6	6/6
cat.count	🟢	9/9	9/9
cat.health	🟢	5/5	5/5
cat.snapshots	🟢	4/4	4/4
ccr.delete_auto_follow_pattern	⚪	Missing test	Missing test
ccr.follow_info	⚪	Missing test	Missing test
ccr.follow_stats	⚪	Missing test	Missing test
ccr.follow	⚪	Missing test	Missing test
ccr.forget_follower	⚪	Missing test	Missing test
ccr.get_auto_follow_pattern	⚪	Missing test	Missing test
ccr.pause_auto_follow_pattern	⚪	Missing test	Missing test
ccr.pause_follow	⚪	Missing test	Missing test
ccr.put_auto_follow_pattern	⚪	Missing test	Missing test
ccr.resume_auto_follow_pattern	⚪	Missing test	Missing test
ccr.resume_follow	⚪	Missing test	Missing test
ccr.stats	⚪	Missing test	Missing test
ccr.unfollow	⚪	Missing test	Missing test
cluster.health	🟢	137/137	137/137
dangling_indices.list_dangling_indices	⚪	Missing test	Missing test
eql.get_status	🟢	3/3	3/3
ilm.explain_lifecycle	🟢	5/5	5/5
indices.field_usage_stats	🟢	5/5	5/5
indices.recovery	🟢	11/11	11/11
indices.rollover	🟢	14/14	14/14
license.delete	🟢	3/3	3/3
license.get_basic_status	🟢	3/3	3/3
license.get_trial_status	🟢	3/3	3/3
license.get	🟢	5/5	5/5
license.post_start_basic	🟢	5/5	5/5
license.post_start_trial	🟢	2/2	2/2
license.post	🔴	0/1	1/1
logstash.delete_pipeline	⚪	Missing test	Missing test
logstash.get_pipeline	⚪	Missing test	Missing test
logstash.put_pipeline	⚪	Missing test	Missing test
ml.close_job	🟢	62/62	61/61
ml.delete_calendar_event	🟢	4/4	4/4
ml.delete_calendar_job	🟢	3/3	3/3
ml.delete_calendar	🟢	5/5	5/5
ml.delete_data_frame_analytics	🟢	2/2	2/2
ml.delete_datafeed	🟢	3/3	3/3
ml.delete_expired_data	🟢	5/5	5/5
ml.delete_filter	🟢	27/27	27/27
ml.delete_forecast	🟢	3/3	3/3
ml.delete_job	🟢	47/47	47/47
ml.delete_model_snapshot	🟢	2/2	2/2
ml.delete_trained_model_alias	🟢	3/3	3/3
ml.delete_trained_model	🟢	3/3	3/3
ml.estimate_model_memory	🟢	16/16	16/16
ml.evaluate_data_frame	🟢	22/22	22/22
ml.explain_data_frame_analytics	🟢	7/7	7/7
ml.flush_job	🟢	15/15	15/15
ml.forecast	🟢	1/1	1/1
ml.get_buckets	🟢	14/14	14/14
ml.get_calendar_events	🟢	17/17	17/17
ml.get_calendars	🟢	17/17	17/17
ml.get_categories	🟢	12/12	12/12
ml.get_data_frame_analytics_stats	🟢	12/12	12/12
ml.get_data_frame_analytics	🟢	17/17	17/17
ml.get_datafeed_stats	🟢	27/27	27/27
ml.get_datafeeds	🟢	20/20	20/20
ml.get_filters	🟢	13/13	13/13
ml.get_influencers	🟢	11/11	11/11
ml.get_job_stats	🟢	31/31	31/31
ml.get_jobs	🟢	31/31	31/31
ml.get_memory_stats	⚪	Missing test	Missing test
ml.get_model_snapshot_upgrade_stats	🟠	Missing recording	Missing recording
ml.get_model_snapshots	🟢	18/18	18/18
ml.get_overall_buckets	🟢	16/16	15/15
ml.get_records	🟢	8/8	8/8
ml.get_trained_models_stats	🟢	12/12	12/12
ml.get_trained_models	🔴	21/27	25/27
ml.infer_trained_model_deployment	⚪	Missing test	Missing test
ml.info	🟢	10/10	10/10
ml.open_job	🔴	83/83	9/83
ml.post_calendar_events	🟢	21/21	21/21
ml.post_data	🔴	8/10	13/17
ml.preview_data_frame_analytics	🟢	3/3	3/3
ml.preview_datafeed	🔴	10/16	8/16
ml.put_calendar_job	🔴	11/12	12/12
ml.put_calendar	🟢	135/135	135/135
ml.put_data_frame_analytics	🟢	33/33	33/33
ml.put_datafeed	🔴	70/71	12/71
ml.put_filter	🟢	27/27	27/27
ml.put_job	🔴	0/226	1/224
ml.put_trained_model_alias	🟢	9/9	9/9
ml.put_trained_model_definition_part	⚪	Missing test	Missing test
ml.put_trained_model_vocabulary	⚪	Missing test	Missing test
ml.put_trained_model	🔴	3/5	3/5
ml.reset_job	🟢	2/2	2/2
ml.revert_model_snapshot	🟢	2/2	2/2
ml.set_upgrade_mode	🟢	6/6	6/6
ml.start_data_frame_analytics	🟢	1/1	1/1
ml.start_datafeed	🟢	24/24	24/24
ml.start_trained_model_deployment	⚪	Missing test	Missing test
ml.stop_data_frame_analytics	🟢	5/5	5/5
ml.stop_datafeed	🟢	17/17	17/17
ml.stop_trained_model_deployment	⚪	Missing test	Missing test
ml.update_data_frame_analytics	🟢	2/2	2/2
ml.update_datafeed	🔴	6/7	6/7
ml.update_filter	🟢	3/3	3/3
ml.update_job	🔴	3/5	5/5
ml.update_model_snapshot	🟢	3/3	3/3
ml.upgrade_job_snapshot	🟢	3/3	3/3
ml.validate_detector	🟢	2/2	2/2
ml.validate	🟢	3/3	3/3
nodes.clear_repositories_metering_archive	⚪	Missing test	Missing test
nodes.get_repositories_metering_info	⚪	Missing test	Missing test
nodes.hot_threads	🔴	5/5	0/5
nodes.info	🟢	84/84	84/84
nodes.reload_secure_settings	🟢	2/2	2/2
nodes.stats	🟢	42/42	42/42
nodes.usage	🟢	1/1	1/1
reindex	🟢	15/15	14/14
security.grant_api_key	🟢	12/12	12/12
shutdown.get_node	⚪	Missing test	Missing test
slm.delete_lifecycle	🟢	4/4	4/4
slm.execute_lifecycle	🟢	4/4	4/4
slm.execute_retention	🟢	4/4	4/4
slm.get_lifecycle	🟢	16/16	16/16
slm.get_stats	🟢	4/4	4/4
slm.get_status	🟢	4/4	4/4
slm.put_lifecycle	🟢	4/4	4/4
slm.start	⚪	Missing test	Missing test
slm.stop	🟢	4/4	4/4
snapshot.cleanup_repository	🟢	3/3	3/3
snapshot.clone	🟢	5/5	5/5
snapshot.create_repository	🟢	26/26	26/26
snapshot.create	🟢	25/25	25/25
snapshot.delete_repository	🟢	10/10	10/10
snapshot.delete	🟢	19/19	19/19
snapshot.get_repository	🟢	19/19	19/19
snapshot.get	🟢	12/12	12/12
snapshot.repository_analyze	🟠	Missing type	Missing type
snapshot.restore	🟢	5/5	5/5
snapshot.status	🟢	2/2	2/2
snapshot.verify_repository	🟢	2/2	2/2
sql.get_async_status	⚪	Missing test	Missing test
transform.get_transform_stats	🟢	31/31	31/31
transform.get_transform	🟢	26/26	26/26
watcher.ack_watch	🟢	1/1	1/1
watcher.activate_watch	🟢	1/1	1/1
watcher.deactivate_watch	🟢	1/1	1/1
watcher.delete_watch	🟢	2/2	2/2
watcher.execute_watch	🟢	7/7	7/7
watcher.get_watch	🟢	9/9	9/9
watcher.put_watch	🔴	29/38	38/38
watcher.query_watches	⚪	Missing test	Missing test
watcher.start	🟢	1/1	1/1
watcher.stats	🟢	1/1	1/1
watcher.stop	🟢	1/1	1/1
xpack.info	🔴	8/8	1/4

You can validate these APIs yourself by using the make validate target.

[swallez]

Time represents durations (see the number of timeout, offset and interval fields where it's used) and so cannot replace EpochMillis. That being said, there are also occurrences of Time that seem wrong, e.g. BucketSummary.timestamp.

[swallez]

Superseded by #1713