chore: include public layers changelog 

Merge branch 'develop' of https://github.com/awslabs/aws-lambda-power… …tools-python into develop * 'develop' of https://github.com/awslabs/aws-lambda-powertools-python: chore(deps-dev): bump pytest-cov from 2.12.1 to 3.0.0 (aws-powertools#730)

chore: bump to 1.20.2 

chore: bump to 1.20.1 

chore: update new changelog version tag 

docs(feature-flags): add guidance when to use vs env vars vs parameters 

chore: bump 1.18.1 

chore: bump 1.18.0 (aws-powertools#547) 

chore: bump 1.17.1 (aws-powertools#502) 

docs(data_classes): fix missing dynamodb stream get_type/value