lua/playlist: remove broken youtube.lua

So we can fallback to YT-DLP.

share/Makefile.am

@@ -41,7 +41,6 @@ LUA_MODULES = \
 	lua/playlist/soundcloud.lua \
 	lua/playlist/vimeo.lua \
 	lua/playlist/vocaroo.lua \
-	lua/playlist/youtube.lua \
 	lua/playlist/twitch.lua \
 	lua/playlist/zapiks.lua \
 	lua/sd/fmc.lua \
@@ -193,7 +192,6 @@ nobase_doc_DATA = \
 	lua/meta/reader/README.txt \
 	lua/meta/reader/filename.lua \
 	lua/playlist/README.txt \
-	lua/playlist/youtube.lua \
 	lua/sd/README.txt \
 	$(LUA_MODULES_DOC) \
 	$(NULL)

share/lua/playlist/README.txt

@@ -2,7 +2,7 @@ Instructions to code your own VLC Lua playlist script.
 
 See lua/README.txt for generic documentation about Lua usage in VLC.
 
-Examples: See liveleak.lua, dailymotion.lua, youtube.lua,
+Examples: See liveleak.lua, dailymotion.lua,
           soundcloud.lua, cue.lua ...
 
 VLC Lua playlist modules should define two functions: