Bump idna from 3.4 to 3.7

Bumps [idna](https://github.com/kjd/idna) from 3.4 to 3.7.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.rst)
- [Commits](kjd/idna@v3.4...v3.7)

---
updated-dependencies:
- dependency-name: idna
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -40,7 +40,7 @@ fnc==0.5.3
     # via -r requirements.txt.in
 humanize==4.9.0
     # via copr-cli
-idna==3.4
+idna==3.7
     # via requests
 jinja2==3.1.3
     # via copr-cli