[stubsabot] Bump yt-dlp to 2026.1.31

Release: https://pypi.org/pypi/yt-dlp/2026.1.31
Repository: https://github.com/yt-dlp/yt-dlp
Typeshed stubs: https://github.com/python/typeshed/tree/main/stubs/yt-dlp
Diff: yt-dlp/yt-dlp@2026.01.29...2026.01.31

Stubsabot analysis of the diff between the two releases:
 - 1 public Python file has been added: `yt_dlp/downloader/soop.py`.
 - 0 files included in typeshed's stubs have been deleted.
 - 2 files included in typeshed's stubs have been modified or renamed: `yt_dlp/downloader/__init__.py`, `yt_dlp/version.py`.
 - Total lines of Python code added: 130.
 - Total lines of Python code deleted: 58.

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- Leave this PR open (as a reminder, and to prevent stubsabot from opening another PR)
- Fix stubtest failures in another PR, then close this PR

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Author: stubsabot

stubs/yt-dlp/METADATA.toml

@@ -1,3 +1,3 @@
-version = "2026.01.29"
+version = "2026.1.31"
 upstream_repository = "https://github.com/yt-dlp/yt-dlp"
 requires = ["websockets"]