remove most 'yield Message.Version' statements

only leave them in oauth.py as noop results

gallery_dl/extractor/xhamster.py

@@ -90,7 +90,6 @@ class XhamsterGalleryExtractor(XhamsterExtractor):
 
     def items(self):
         data = self.metadata()
-        yield Message.Version, 1
         yield Message.Directory, data
         for num, image in enumerate(self.images(), 1):
             url = image["imageURL"]
@@ -167,7 +166,6 @@ class XhamsterUserExtractor(XhamsterExtractor):
         self.user = match.group(2)
 
     def items(self):
-        yield Message.Version, 1
         url = "{}/users/{}/photos".format(self.root, self.user)
         data = {"_extractor": XhamsterGalleryExtractor}