⬆️ Update anyio requirement from ~=4.6.0 to ~=4.7.0 (#227)

Updates the requirements on [anyio](https://github.com/agronholm/anyio) to permit the latest version.
- [Release notes](https://github.com/agronholm/anyio/releases)
- [Changelog](https://github.com/agronholm/anyio/blob/master/docs/versionhistory.rst)
- [Commits](agronholm/anyio@4.6.0...4.7.0)

---
updated-dependencies:
- dependency-name: anyio
  dependency-type: direct:development
...

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

requirements.dev.txt

@@ -1,4 +1,4 @@
-anyio~=4.6.0
+anyio~=4.7.0
 autoflake~=2.3.1
 black~=24.10.0
 isort~=5.13.2