Fix AI Guard Spec use, and Specs->Spec

src/battle_util.c

@@ -378,10 +378,19 @@ void HandleAction_UseItem(void)
                 gBattleScripting.animArg2 = 0;
             }
             break;
-        case AI_ITEM_GUARD_SPECS:
+        case AI_ITEM_GUARD_SPEC:
+            // It seems probable that at some point there was a special message for
+            // an AI trainer using Guard Spec in a double battle.
+            // There isn't now however, and the assignment to 2 below goes out of
+            // bounds for gMistUsedStringIds and instead prints "{mon} is getting pumped"
+            // from the next table, gFocusEnergyUsedStringIds.
+            // In any case this isn't an issue in the retail version, as no trainers
+            // are ever given any Guard Spec to use.
+#ifndef UBFIX
             if (gBattleTypeFlags & BATTLE_TYPE_DOUBLE)
-                gBattleCommunication[MULTISTRING_CHOOSER] = 2; // Going OOB for gMistUsedStringIds? 
+                gBattleCommunication[MULTISTRING_CHOOSER] = 2;
             else
+#endif
                 gBattleCommunication[MULTISTRING_CHOOSER] = B_MSG_SET_MIST;
             break;
         }