Add RESTORE_SCAN feature

app/chFrScanner.c

@@ -196,6 +196,11 @@ void CHFRSCANNER_Stop(void)
         }
     }
 
+    #ifdef ENABLE_FEAT_F4HWN_RESTORE_SCAN
+        gEeprom.CURRENT_STATE = 0;
+        SETTINGS_WriteCurrentState();
+    #endif
+
     RADIO_SetupRegisters(true);
     gUpdateDisplay = true;
 }