Fix typo for ARC_REJECT

conf/scores.d/policies_group.conf

@@ -98,7 +98,7 @@ symbols = {
 
     "ARC_REJECT" {
         weight = 2.0;
-        description = "ARC checks success";
+        description = "ARC checks failed";
         groups = ["arc"];
     }
 
@@ -119,4 +119,4 @@ symbols = {
         description = "ARC signature absent";
         groups = ["arc"];
     }
-}
+}