Bump idna from 3.4 to 3.6 (#442)

Bumps [idna](https://github.com/kjd/idna) from 3.4 to 3.6.
- [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
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -9,7 +9,7 @@ cornice==6.0.1
 cornice-swagger==1.0.1
 dockerflow==2022.8.0
 hupper==1.12
-idna==3.4
+idna==3.6
 iso8601==2.1.0
 jsonpatch==1.33
 jsonpointer==2.4