Bump yarl from 1.4.2 to 1.5.1 (#252)

Bumps [yarl](https://github.com/aio-libs/yarl) from 1.4.2 to 1.5.1.
- [Release notes](https://github.com/aio-libs/yarl/releases)
- [Changelog](https://github.com/aio-libs/yarl/blob/master/CHANGES.rst)
- [Commits](aio-libs/yarl@v1.4.2...v1.5.1)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

requirements.txt

@@ -10,5 +10,5 @@ py==1.9.0
 pyparsing==2.4.7
 six==1.15.0
 -e git://github.com/python-hyper/uritemplate.git@68064e2e8f60687674071f9c791603b0ae6a76a4#egg=uritemplate
-yarl==1.4.2
+yarl==1.5.1
 sentry-sdk==0.16.2