Codesearch message fix (#3684)

options/locale/locale_en-US.ini

@@ -173,7 +173,7 @@ code = Code
 repo_no_results = No matching repositories have been found.
 user_no_results = No matching users have been found.
 org_no_results = No matching organizations have been found.
-code_no_results = No matching codes have been found.
+code_no_results = No code matching your search term has been found.
 code_search_results = Search results for "%s"
 
 [auth]