Make rubocop happy.

Make rubocop happy.

diff --git a/app/models/topic.rb b/app/models/topic.rb
index 883a35c..b6b128a 100644
--- a/app/models/topic.rb
+++ b/app/models/topic.rb
@@ -586,7 +586,7 @@ class Topic < ActiveRecord::Base
       'A'
     )
 
-    raw_tsquery =  Search.set_tsquery_weight_filter(
+    raw_tsquery = Search.set_tsquery_weight_filter(
       Search.prepare_data(raw[0...MAX_SIMILAR_BODY_LENGTH].strip),
       'B'
     )

GitHub sha: dcfe765d