Bump aiohttp from 3.9.2 to 3.9.4 in the pip group across 1 directory

Bumps the pip group with 1 update in the / directory: [aiohttp](https://github.com/aio-libs/aiohttp).


Updates `aiohttp` from 3.9.2 to 3.9.4
- [Release notes](https://github.com/aio-libs/aiohttp/releases)
- [Changelog](https://github.com/aio-libs/aiohttp/blob/master/CHANGES.rst)
- [Commits](aio-libs/aiohttp@v3.9.2...v3.9.4)

---
updated-dependencies:
- dependency-name: aiohttp
  dependency-type: direct:production
  dependency-group: pip
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -1,5 +1,5 @@
 antsibull
-aiohttp==3.9.2
+aiohttp==3.9.4
 ansible-pygments
 sphinx-notfound-page
 sphinx_rtd_theme