build(deps): bump anyio[curio,trio] from 3.3.2 to 3.3.3 in /testing/plugins_integration (#9189)

Bumps [anyio[curio,trio]](https://github.com/agronholm/anyio) from 3.3.2 to 3.3.3.
- [Release notes](https://github.com/agronholm/anyio/releases)
- [Changelog](https://github.com/agronholm/anyio/blob/master/docs/versionhistory.rst)
- [Commits](https://github.com/agronholm/anyio/compare/3.3.2...3.3.3)

---
updated-dependencies:
- dependency-name: anyio[curio,trio]
  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>

testing/plugins_integration/requirements.txt

@@ -1,4 +1,4 @@
-anyio[curio,trio]==3.3.2
+anyio[curio,trio]==3.3.3
 django==3.2.7
 pytest-asyncio==0.15.1
 pytest-bdd==4.1.0