Bump multidict from 6.0.2 to 6.0.4

Bumps [multidict](https://github.com/aio-libs/multidict) from 6.0.2 to 6.0.4.
- [Release notes](https://github.com/aio-libs/multidict/releases)
- [Changelog](https://github.com/aio-libs/multidict/blob/master/CHANGES.rst)
- [Commits](aio-libs/multidict@v6.0.2...v6.0.4)

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

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

requirements.txt

@@ -53,7 +53,7 @@ matplotlib==3.6.2
 mdit-py-emoji==0.1.0
 mdit-py-plugins==0.3.0
 mdurl==0.1.2
-multidict==6.0.2
+multidict==6.0.4
 nepattern==0.5.13
 numpy==1.23.5
 packaging==23.1