Bump websockets from 15.0 to 15.0.1 in /ytdlp-server

Bumps [websockets](https://github.com/python-websockets/websockets) from 15.0 to 15.0.1.
- [Release notes](https://github.com/python-websockets/websockets/releases)
- [Commits](python-websockets/websockets@15.0...15.0.1)

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

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

ytdlp-server/requirements.txt

@@ -10,6 +10,6 @@ mutagen==1.47.0
 py-healthcheck==1.10.1
 pycryptodomex==3.21.0
 six==1.17.0
-websockets==15.0
+websockets==15.0.1
 Werkzeug==3.1.3
 yt-dlp[default]==2025.2.19