Bump boto3 from 1.22.4 to 1.28.78 in /dependencies/python

Bumps [boto3](https://github.com/boto/boto3) from 1.22.4 to 1.28.78.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.22.4...1.28.78)

---
updated-dependencies:
- dependency-name: boto3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

dependencies/python/cfn-lint.txt

@@ -1,6 +1,6 @@
 attrs==21.4.0
 aws-sam-translator==1.45.0
-boto3==1.22.4
+boto3==1.28.78
 botocore==1.25.4
 cfn-lint==0.59.0
 jmespath==1.0.0