[extractor/generic:quoted-html] Add extractor (#5213)

Extracts embeds from escaped HTML within `data-html` attribute.
Related: https://github.com/ytdl-org/youtube-dl/issues/21294, https://github.com/yt-dlp/yt-dlp/pull/5121

Authored by: coletdjnz
Co-authored-by: pukkandan <pukkandan.ytdlp@gmail.com>

yt_dlp/extractor/_extractors.py

@@ -698,7 +698,10 @@ from .hse import (
     HSEShowIE,
     HSEProductIE,
 )
-from .genericembeds import HTML5MediaEmbedIE
+from .genericembeds import (
+    HTML5MediaEmbedIE,
+    QuotedHTMLIE,
+)
 from .huajiao import HuajiaoIE
 from .huya import HuyaLiveIE
 from .huffpost import HuffPostIE
@@ -1884,7 +1887,6 @@ from .tv2 import (
 )
 from .tv24ua import (
     TV24UAVideoIE,
-    TV24UAGenericPassthroughIE
 )
 from .tv2dk import (
     TV2DKIE,