build(deps): bump boto3 from 1.26.149 to 1.28.9

Bumps [boto3](https://github.com/boto/boto3) from 1.26.149 to 1.28.9.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.26.149...1.28.9)

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

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

requirements.txt

@@ -1,4 +1,4 @@
-boto3==1.26.149
+boto3==1.28.9
 c2cwsgiutils[broadcast]>=4.0,<5
 Pillow==9.5.0
 wand==0.6.11