Bump boto3 from 1.18.37 to 1.18.39

Bumps [boto3](https://github.com/boto/boto3) from 1.18.37 to 1.18.39.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.18.37...1.18.39)

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

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

Author: dependabot[bot]

requirements.txt

@@ -7,7 +7,7 @@ pydash==5.0.2
 django-cors-headers==3.8.0
 pyyaml==5.4.1
 colour_runner==0.1.1
-boto3==1.18.37
+boto3==1.18.39
 moto==2.2.6
 python-dateutil==2.8.2
 requests==2.26.0