Bump boto3 in /internal/buildscripts/packaging/release (#256)

Bumps [boto3](https://github.com/boto/boto3) from 1.17.47 to 1.17.48.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.17.47...1.17.48)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

internal/buildscripts/packaging/release/requirements.txt

@@ -1,4 +1,4 @@
 PyGithub==1.54.1
-boto3==1.17.47
+boto3==1.17.48
 docker==5.0.0
 requests==2.25.1