Bump boto3 from 1.17.17 to 1.17.22

Bumps [boto3](https://github.com/boto/boto3) from 1.17.17 to 1.17.22.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](https://github.com/boto/boto3/compare/1.17.17...1.17.22)

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

requirements-docs.txt

@@ -48,7 +48,7 @@ blinker==1.4
     #   flask-mail
     #   flask-principal
     #   raven
-boto3==1.17.17
+boto3==1.17.22
     # via
     #   -r requirements-docs.in
     #   -r requirements-tests.txt

requirements-tests.txt

@@ -18,7 +18,7 @@ bandit==1.7.0
     # via -r requirements-tests.in
 black==20.8b1
     # via -r requirements-tests.in
-boto3==1.17.17
+boto3==1.17.22
     # via
     #   aws-sam-translator
     #   moto

requirements.txt

@@ -31,7 +31,7 @@ blinker==1.4
     #   flask-mail
     #   flask-principal
     #   raven
-boto3==1.17.17
+boto3==1.17.22
     # via -r requirements.in
 botocore==1.20.22
     # via