Bump idna from 3.2 to 3.7

Bumps [idna](https://github.com/kjd/idna) from 3.2 to 3.7.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.rst)
- [Commits](kjd/idna@v3.2...v3.7)

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

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

requirements.txt

@@ -1,6 +1,6 @@
 beautifulsoup4==4.12.3
 urllib3==1.26.6
-idna==3.2
+idna==3.7
 chardet==4.0.0
 requests==2.26.0
 certifi==2021.5.30