Tweak to emergency_parser.h

Marlin/src/feature/emergency_parser.h

@@ -121,17 +121,10 @@ public:
       default:
         if (c == '\n') {
           if (enabled) switch (state) {
-            case EP_M108:
+            case EP_M108: wait_for_user = wait_for_heatup = false; break;
-              wait_for_user = wait_for_heatup = false;
+            case EP_M112: killed_by_M112 = true; break;
-              break;
+            case EP_M410: quickstop_stepper(); break;
-            case EP_M112:
+            default: break;
-              killed_by_M112 = true;
-              break;
-            case EP_M410:
-              quickstop_stepper();
-              break;
-            default:
-              break;
           }
           state = EP_RESET;
         }