Bump boto3 from 1.17.93 to 1.17.94 (#3117)

Bumps [boto3](https://github.com/boto/boto3) from 1.17.93 to 1.17.94.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.17.93...1.17.94)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Dmitry Yakhnov <dmitry@yakhnov.info>

requirements-base.txt

@@ -1,7 +1,7 @@
 Django==3.2.4
 Wand==0.6.6
 bleach==3.3.0
-boto3==1.17.93
+boto3==1.17.94
 celery==5.1.0
 kombu==5.1.0
 django-extensions==3.1.3