[deps] Update pytest-asyncio requirement from ~=0.21.0 to ~=0.23.7

Updates the requirements on [pytest-asyncio](https://github.com/pytest-dev/pytest-asyncio) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest-asyncio/releases)
- [Commits](pytest-dev/pytest-asyncio@v0.21.0...v0.23.7)

---
updated-dependencies:
- dependency-name: pytest-asyncio
  dependency-type: direct:production
...

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

requirements-test.txt

@@ -1,5 +1,5 @@
 responses~=0.23.1
-pytest-asyncio~=0.21.0
+pytest-asyncio~=0.23.7
 pytest-django~=4.5.2
 freezegun~=1.1.0
 # Needed to test integrations