chore(deps-dev): bump multidict from 6.4.2 to 6.4.3

Bumps [multidict](https://github.com/aio-libs/multidict) from 6.4.2 to 6.4.3.
- [Release notes](https://github.com/aio-libs/multidict/releases)
- [Changelog](https://github.com/aio-libs/multidict/blob/master/CHANGES.rst)
- [Commits](aio-libs/multidict@v6.4.2...v6.4.3)

---
updated-dependencies:
- dependency-name: multidict
  dependency-version: 6.4.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -151,7 +151,7 @@ microsoft-kiota-authentication-azure==1.9.3
 
 microsoft-kiota-http==1.9.3
 
-multidict==6.4.2 ; python_version >= '3.7'
+multidict==6.4.3 ; python_version >= '3.7'
 
 uritemplate==4.1.1 ; python_version >= '3.6'