Fix unable to arm using after setting mode range for arm and being able

to arm using sticks after removing all mode ranges for arm.

src/main/io/rc_controls.c

@@ -519,6 +519,8 @@ void useRcControlsConfig(modeActivationCondition_t *modeActivationConditions, es
     escAndServoConfig = escAndServoConfigToUse;
     pidProfile = pidProfileToUse;
 
+    isUsingSticksToArm = true;
+
     for (index = 0; index < MAX_MODE_ACTIVATION_CONDITION_COUNT; index++) {
         modeActivationCondition_t *modeActivationCondition = &modeActivationConditions[index];
         if (modeActivationCondition->modeId == BOXARM && IS_RANGE_USABLE(&modeActivationCondition->range)) {

src/main/io/serial_msp.c

@@ -80,6 +80,8 @@ extern uint16_t cycleTime; // FIXME dependency on mw.c
 extern uint16_t rssi; // FIXME dependency on mw.c
 extern int16_t debug[4]; // FIXME dependency on mw.c
 
+void useRcControlsConfig(modeActivationCondition_t *modeActivationConditions, escAndServoConfig_t *escAndServoConfigToUse, pidProfile_t *pidProfileToUse);
+
 /**
  * MSP Guidelines, emphasis is used to clarify.
  *
@@ -1172,6 +1174,8 @@ static bool processInCommand(void)
                 mac->auxChannelIndex = read8();
                 mac->range.startStep = read8();
                 mac->range.endStep = read8();
+
+                useRcControlsConfig(currentProfile->modeActivationConditions, &masterConfig.escAndServoConfig, &currentProfile->pidProfile);
             } else {
                 headSerialError(0);
             }