Bump aws-sdk-kms from 1.106.0 to 1.108.0

Bumps [aws-sdk-kms](https://github.com/aws/aws-sdk-ruby) from 1.106.0 to 1.108.0.
- [Release notes](https://github.com/aws/aws-sdk-ruby/releases)
- [Changelog](https://github.com/aws/aws-sdk-ruby/blob/version-3/gems/aws-sdk-kms/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-ruby/commits)

---
updated-dependencies:
- dependency-name: aws-sdk-kms
  dependency-version: 1.108.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -121,8 +121,8 @@ GEM
       bigdecimal
       jmespath (~> 1, >= 1.6.1)
       logger
-    aws-sdk-kms (1.106.0)
-      aws-sdk-core (~> 3, >= 3.225.0)
+    aws-sdk-kms (1.109.0)
+      aws-sdk-core (~> 3, >= 3.228.0)
       aws-sigv4 (~> 1.5)
     aws-sdk-s3 (1.194.0)
       aws-sdk-core (~> 3, >= 3.227.0)