dependabot PRs

Bump boto3 from 1.17.109 to 1.18.1

Bumps [boto3](https://github.com/boto/boto3) from 1.17.109 to 1.18.1.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.17.109...1.18.1)

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

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

Bump requests from 2.25.1 to 2.26.0

Bumps [requests](https://github.com/psf/requests) from 2.25.1 to 2.26.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/master/HISTORY.md)
- [Commits](psf/requests@v2.25.1...v2.26.0)

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

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

requirements-server.txt

@@ -2,4 +2,4 @@ fastapi==0.66.0
 maggma==0.30.2
 uvicorn==0.14.0
 gunicorn[gevent]==20.1.0
-boto3==1.17.109
+boto3==1.18.1

requirements.txt

@@ -2,7 +2,7 @@ pydantic==1.8.2
 pymatgen==2022.0.10
 typing-extensions==3.10.0.0
 maggma==0.30.2
-requests==2.25.1
+requests==2.26.0
 monty==2021.7.8
 emmet-core==0.8.2
 ratelimit==2.2.1