[options] Actually print Adobe Pass options sections in --help

youtube_dl/options.py

@@ -831,6 +831,7 @@ def parseOpts(overrideArguments=None):
     parser.add_option_group(video_format)
     parser.add_option_group(subtitles)
     parser.add_option_group(authentication)
+    parser.add_option_group(adobe_pass)
     parser.add_option_group(postproc)
 
     if overrideArguments is not None: