Bump yarl from 1.7.2 to 1.8.1 (#757)

Bumps [yarl](https://github.com/aio-libs/yarl) from 1.7.2 to 1.8.1.
- [Release notes](https://github.com/aio-libs/yarl/releases)
- [Changelog](https://github.com/aio-libs/yarl/blob/master/CHANGES.rst)
- [Commits](aio-libs/yarl@v1.7.2...v1.8.1)

---
updated-dependencies:
- dependency-name: yarl
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements-dev.txt

@@ -23,4 +23,4 @@ pytest-mock==3.8.2
 pytest-sugar==0.9.5
 sphinx==4.3.2
 typing-extensions==4.4.0
-yarl==1.7.2
+yarl==1.8.1