Create fatal_http_errors.py

This is a sketch of how a new patch is implemented.
It doesn't do anything yet.

patches/yt_dlp/patch/fatal_http_errors.py

@@ -0,0 +1,11 @@
+from yt_dlp.extractor.youtube import YoutubeIE
+
+
+class PatchedYoutubeIE(YoutubeIE):
+
+    def FUNC(self):
+        pass
+
+
+#YoutubeIE.__unpatched__FUNC = YoutubeIE.FUNC
+#YoutubeIE.FUNC = PatchedYoutubeIE.FUNC