Chore(deps): Bump dnspython from 2.4.2 to 2.6.1 (#153)

Bumps [dnspython](https://github.com/rthalley/dnspython) from 2.4.2 to 2.6.1.
- [Release notes](https://github.com/rthalley/dnspython/releases)
- [Changelog](https://github.com/rthalley/dnspython/blob/main/doc/whatsnew.rst)
- [Commits](rthalley/dnspython@v2.4.2...v2.6.1)

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

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

requirements.txt

@@ -3,7 +3,7 @@ attrs==23.2.0
 certifi==2024.2.2
 charset-normalizer==3.3.2
 dill==0.3.8
-dnspython==2.4.2
+dnspython==2.6.1
 execnet==2.0.2
 idna==3.7
 iniconfig==2.0.0