comments: allow new users to comment.

Remove the rule that users less than a week old can't leave comments.

app/models/comment.rb

@@ -83,8 +83,6 @@ class Comment < ApplicationRecord
   def validate_creator_is_not_limited
     if creator.is_comment_limited? && !do_not_bump_post?
       errors.add(:base, "You can only post #{Danbooru.config.member_comment_limit} comments per hour")
-    elsif !creator.can_comment?
-      errors.add(:base, "You can not post comments within 1 week of sign up")
     end
   end
 

app/models/user.rb

@@ -394,14 +394,6 @@ class User < ApplicationRecord
       end
     end
 
-    def can_comment?
-      if is_gold?
-        true
-      else
-        created_at <= Danbooru.config.member_comment_time_threshold
-      end
-    end
-
     def is_comment_limited?
       if is_gold?
         false
@@ -506,7 +498,7 @@ class User < ApplicationRecord
           api_burst_limit remaining_api_limit statement_timeout
           favorite_group_limit favorite_limit tag_query_limit
           is_comment_limited?
-          can_comment? max_saved_searches theme
+          max_saved_searches theme
         ]
       end