FIX: remove 'crawl_images' site setting (#14646)

spec/models/post_action_spec.rb

@@ -900,6 +900,7 @@ describe PostAction do
       Jobs.run_immediately!
       post = Fabricate(:post)
       user = Fabricate(:user)
+      stub_image_size
       result = PostActionCreator.create(user, post, :spam, message: "WAT")
       topic = result.post_action.related_post.topic
       reviewable = result.reviewable

spec/models/quoted_post_spec.rb

@@ -22,6 +22,7 @@ describe QuotedPost do
 
       #{post3.full_url}
     RAW
+    stub_image_size
 
     post4 = create_post(topic: topic, raw: raw, post_number: 4, reply_to_post_number: post3.post_number)