fix(deps): update aws-java-sdk-v2 monorepo to v2.31.68 (#2374)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -23,7 +23,7 @@ micronaut-validation = "4.10.0"
 
 managed-alexa-ask-sdk = "2.86.0"
 managed-aws-java-sdk-v1 = '1.12.787'
-managed-aws-java-sdk-v2 = '2.31.66'
+managed-aws-java-sdk-v2 = '2.31.68'
 managed-aws-lambda = '1.3.0'
 managed-aws-lambda-events = '3.15.0'
 managed-aws-lambda-java-serialization = '1.1.5'