* update dependabot to check for dependencies in v2.x
* exclude v1 sdk from glue dependency
* remove sdk v1 dependency from multilang pom.xml
* remove dependency on Regions class from sdk v1
* remove sdk v1 dependencies
* update docs for credential provider
* update documentation for NestedPropertyProcessor
* update KclStsAssumeRoleCredentialsProvider to have resolveCredentials()
* fix casing within AwsCredentialsProviderPropertyValueDecoderTest
* update unit tests to have endpointRegion
* update docs with endpointRegion
* [#367] Enhanced multi-lang `AWSCredentialsProvider=...` decoder and construction.
+ added support for external ids (issue #367)
+ added support for endpoint+region (e.g., STS via VPC)
* Multiple multi-lang edits to introduce logging and additional tests.
+ added `ENDPOINT_REGION` nested key for a simpler Cx experience
+ deduplicated, and improved, logic w.r.t. CredentialsProvider
construction to NOT swallow Exceptions
* Relocated `multilang.properties` from `main/resources` to `test/resources`
