Bump idna from 3.3 to 3.7 in /python

Bumps [idna](https://github.com/kjd/idna) from 3.3 to 3.7.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.rst)
- [Commits](kjd/idna@v3.3...v3.7)

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

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

Author: dependabot[bot]

python/requirements.txt

@@ -12,7 +12,7 @@ frozenlist==1.3.1
 h11==0.12.0
 httpcore==0.15.0
 httpx==0.23.0
-idna==3.3
+idna==3.7
 iso8601==1.0.2
 Jinja2==3.1.2
 kopf==1.35.6