dependabot PRs

Bump boto3 from 1.17.54 to 1.17.57

Bumps [boto3](https://github.com/boto/boto3) from 1.17.54 to 1.17.57.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.17.54...1.17.57)

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

Bump pytest-asyncio from 0.15.0 to 0.15.1

Bumps [pytest-asyncio](https://github.com/pytest-dev/pytest-asyncio) from 0.15.0 to 0.15.1.
- [Release notes](https://github.com/pytest-dev/pytest-asyncio/releases)
- [Commits](pytest-dev/pytest-asyncio@v0.15.0...v0.15.1)

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

Bump pytest-mock from 3.5.1 to 3.6.0

Bumps [pytest-mock](https://github.com/pytest-dev/pytest-mock) from 3.5.1 to 3.6.0.
- [Release notes](https://github.com/pytest-dev/pytest-mock/releases)
- [Changelog](https://github.com/pytest-dev/pytest-mock/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-mock@v3.5.1...v3.6.0)

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

requirements-server.txt

@@ -2,4 +2,4 @@ fastapi==0.63.0
 maggma==0.26.0
 uvicorn==0.13.4
 gunicorn[gevent]>=20.0.1
-boto3==1.17.54
+boto3==1.17.57

requirements-testing.txt

@@ -1,8 +1,8 @@
 pre-commit==2.12.1
 pytest==6.2.3
-pytest-asyncio==0.15.0
+pytest-asyncio==0.15.1
 pytest-cov==2.11.1
-pytest-mock==3.5.1
+pytest-mock==3.6.0
 pycodestyle==2.7.0
 flake8==3.9.1
 mypy==0.812