Update idna requirement from ~=3.4 to ~=3.6

Updates the requirements on [idna](https://github.com/kjd/idna) to permit the latest version.
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.rst)
- [Commits](kjd/idna@v3.4...v3.6)

---
updated-dependencies:
- dependency-name: idna
  dependency-type: direct:production
...

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

requirements.txt

@@ -23,7 +23,7 @@ click~=8.1.7
 python-dateutil~=2.8.2
 greenlet~=3.0.1
 oauthlib~=3.2.2
-idna~=3.4
+idna~=3.6
 urllib3~=2.1.0
 setuptools~=69.0.2
 musicbrainzngs~=0.7.1