deps: update dependency com.google.cloud:gapic-libraries-bom to v1.68.0

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.cloud:gapic-libraries-bom	1.67.0 -> 1.68.0

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Release Notes

googleapis/google-cloud-java (com.google.cloud:gapic-libraries-bom)

v1.68.0

Compare Source

⚠ BREAKING CHANGES

• [chat] Changed field behavior for an existing field name in message .google.chat.v1.QuotedMessageMetadata

Features

• [aiplatform] Add API response for Gen AI Evaluation in Tuning (1214050)
• [aiplatform] add Validation mode in FunctionCallingConfig (1214050)
• [aiplatform] PSC support for custom weights deploy (1214050)
• [aiplatform] Tuning PreTunedModel API field (1214050)
• [analyticshub] You can now configure listings for multiple regions for shared datasets and linked dataset replicas in BigQuery sharing (1214050)
• [bigqueryreservation] Add a new field soft_failover_start_time in the existing replication_status in .google.cloud.bigquery.reservation.v1.Reservation to provide visibility into the state of ongoing soft failover operations on the reservation (1214050)
• [cloudsecuritycompliance] new module for cloudsecuritycompliance (#​11740) (fc17dde)
• [compute] Update Compute Engine v1 API to revision 2025081 (#​1091) (1214050)
• [confidentialcomputing] Add new VerifyConfidentialSpace and VerifyConfidentialGke rpcs and relevant fields (1214050)
• [dataplex] A new service BusinessGlossaryService is added (75896ab)
• [discoveryengine] Added ranking_expression_backed and rank_signals fields related to the Custom Ranking feature (75896ab)
• [dlp] add LocationSupport,Domain,DocumentFallbackLocation (1214050)
• [gdchardwaremanagement] Added RequestOrderDateChange RPC - allows Customers to request date changes (1214050)
• [infra-manager] added support for service maintained provider (1214050)
• [kms] Support KEY_ENCAPSULATION purpose and quantum-safe algorithms ML_KEM_768, ML_KEM_1024 and KEM_XWING (75896ab)
• [netapp] add new fields for flex auto tiering (1214050)
• [network-security] add address groups API (1214050)
• [networkconnectivity] introduce DataTransfer APIs (1214050)
• [retail] release the conversational search public SDK (1214050)
• [retail] release the latest conversational search public SDK (1214050)
• [securitycenter] add GCE to DeploymentPlatform enum (75896ab)
• [texttospeech] Add prompt to SynthesisInput (1214050)
• [texttospeech] Add string value prompt to SynthesisInput (1214050)
• [texttospeech] Support promptable voices by specifying a model name and a prompt (1214050)
• [texttospeech] Support promptable voices by specifying a model name and a prompt (cea98dc)
• [vmmigration] Azure as a source (1214050)
• accounts: Add batch operations for custom regions (1214050)
• Add a new version for biglake (#​11742) (792f8c0)

Bug Fixes

• [chat] Changed field behavior for an existing field name in message .google.chat.v1.QuotedMessageMetadata (1214050)
• deps: update dependency com.google.apis:google-api-services-cloudresourcemanager to v1-rev20250606-2.0.0 (#​11472) (0e52ea3)
• deps: update the Java code generator (gapic-generator-java) to 2.62.1 (1214050)
• update dependency com.google.cloud:sdk-platform-java-config to v3.52.1 (#​11738) (b17cf6d)

Documentation

• [errorreporting] automated code change (1214050)
• [publicca] Add API publishing information for public CA.googleapis.com (1214050)
• [retail] A comment for enum Mode is changed (1214050)

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