Bump aiomcache from 0.8.0 to 0.8.1 (#825)

Bumps [aiomcache](https://github.com/aio-libs/aiomcache) from 0.8.0 to 0.8.1.
- [Release notes](https://github.com/aio-libs/aiomcache/releases)
- [Changelog](https://github.com/aio-libs/aiomcache/blob/master/CHANGES.rst)
- [Commits](aio-libs/aiomcache@v0.8.0...v0.8.1)

---
updated-dependencies:
- dependency-name: aiomcache
  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>

requirements.txt

@@ -1,6 +1,6 @@
 -e .
 aiohttp==3.8.3
-aiomcache==0.8.0
+aiomcache==0.8.1
 cryptography==39.0.1
 docker==6.0.1
 multidict==6.0.4