[options] Fix thumbnail option group name (closes #29042)

diff --git a/youtube_dl/options.py b/youtube_dl/options.py
index 241cf110fe9117177b1c18ce35a6a97fbb195c6d..0a0641bd481893ba2c6247386f7c3f1ee9461ccf 100644 (file)
--- a/youtube_dl/options.py
+++ b/youtube_dl/options.py
@@ -768,7 +768,7 @@ def parseOpts(overrideArguments=None):
         action='store_true', dest='rm_cachedir',
         help='Delete all filesystem cache files')
 
-    thumbnail = optparse.OptionGroup(parser, 'Thumbnail images')
+    thumbnail = optparse.OptionGroup(parser, 'Thumbnail Options')
     thumbnail.add_option(
         '--write-thumbnail',
         action='store_true', dest='writethumbnail', default=False,