Bump idna from 3.13 to 3.15 in /scripts (#612)

Bumps [idna](https://github.com/kjd/idna) from 3.13 to 3.15.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.md)
- [Commits](kjd/idna@v3.13...v3.15)

---
updated-dependencies:
- dependency-name: idna
  dependency-version: '3.15'
  dependency-type: direct:production
...

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Author: dependabot[bot]

scripts/requirements.txt

@@ -5,7 +5,7 @@ deepdiff==9.0.0
 gitdb==4.0.12
 GitPython==3.1.47
 glob2==0.7
-idna==3.13
+idna==3.15
 iniconfig==2.3.0
 mako==1.3.11
 MarkupSafe==3.0.3