Clean SCRAMBLER again...and save 200 octets

app/app.c

@@ -1866,10 +1866,14 @@ static void ProcessKey(KEY_Code_t Key, bool bKeyPressed, bool bKeyHeld)
 
 					BK4819_ExitDTMF_TX(false);
 
+#ifndef ENABLE_FEAT_F4HWN
 					if (gCurrentVfo->SCRAMBLING_TYPE == 0 || !gSetting_ScrambleEnable)
 						BK4819_DisableScramble();
 					else
 						BK4819_EnableScramble(gCurrentVfo->SCRAMBLING_TYPE - 1);
+#else
+						BK4819_DisableScramble();
+#endif
 				}
 			}
 			else {