Bump praw from 7.7.1 to 7.8.1

Bumps [praw](https://github.com/praw-dev/praw) from 7.7.1 to 7.8.1.
- [Release notes](https://github.com/praw-dev/praw/releases)
- [Changelog](https://github.com/praw-dev/praw/blob/master/CHANGES.rst)
- [Commits](https://github.com/praw-dev/praw/compare/v7.7.1...v7.8.1)

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

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

requirements.txt

@@ -3,7 +3,7 @@ botocore==1.34.127
 gTTS==2.5.4
 moviepy==1.0.3
 playwright==1.44.0
-praw==7.7.1
+praw==7.8.1
 prawcore~=2.3.0
 requests==2.32.3
 rich==13.9.2