build(deps): bump dnspython from 2.5.0 to 2.6.1

Bumps [dnspython](https://github.com/rthalley/dnspython) from 2.5.0 to 2.6.1.
- [Release notes](https://github.com/rthalley/dnspython/releases)
- [Changelog](https://github.com/rthalley/dnspython/blob/main/doc/whatsnew.rst)
- [Commits](https://github.com/rthalley/dnspython/compare/v2.5.0...v2.6.1)

---
updated-dependencies:
- dependency-name: dnspython
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -24,7 +24,7 @@ colorama==0.4.6
 cryptography==42.0.3
 dag-cbor==0.3.3
 Deprecated==1.2.14
-dnspython==2.5.0
+dnspython==2.6.1
 domain2idna==1.12.0
 ecdsa==0.18.0
 extras==1.0.0