Enable pre-arm checks in HIL modes

by airframe parameters HIL mode will still disable:
 - usb check
 - power checks
 - safety switch

ROMFS/px4fmu_common/init.d/airframes/1000_rc_fw_easystar.hil

@@ -47,4 +47,13 @@ param set-default RWTO_TKOFF 1
 
 param set SYS_HITL 1
 
+# disable some checks to allow to fly
+# - with usb
+param set-default CBRK_USB_CHK 197848
+# - without real battery
+param set-default CBRK_SUPPLY_CHK 894281
+# - without safety switch
+param set-default COM_PREARM_MODE 0
+param set-default CBRK_IO_SAFETY 22027
+
 set MIXER AERT

ROMFS/px4fmu_common/init.d/airframes/1001_rc_quad_x.hil

@@ -14,3 +14,12 @@ set MIXER quad_x
 set PWM_OUT 1234
 
 param set SYS_HITL 1
+
+# disable some checks to allow to fly
+# - with usb
+param set-default CBRK_USB_CHK 197848
+# - without real battery
+param set-default CBRK_SUPPLY_CHK 894281
+# - without safety switch
+param set-default COM_PREARM_MODE 0
+param set-default CBRK_IO_SAFETY 22027

ROMFS/px4fmu_common/init.d/airframes/1002_standard_vtol.hil

@@ -66,6 +66,15 @@ param set-default VT_TYPE 2
 
 param set SYS_HITL 1
 
+# disable some checks to allow to fly
+# - with usb
+param set-default CBRK_USB_CHK 197848
+# - without real battery
+param set-default CBRK_SUPPLY_CHK 894281
+# - without safety switch
+param set-default COM_PREARM_MODE 0
+param set-default CBRK_IO_SAFETY 22027
+
 set MAV_TYPE 22
 
 set MIXER standard_vtol_hitl

ROMFS/px4fmu_common/init.d/airframes/1100_rc_quad_x_sih.hil

@@ -17,3 +17,12 @@ set PWM_OUT 1234
 
 # set SYS_HITL to 2 to start the SIH and avoid sensors startup
 param set SYS_HITL 2
+
+# disable some checks to allow to fly:
+# - with usb
+param set-default CBRK_USB_CHK 197848
+# - without real battery
+param set-default CBRK_SUPPLY_CHK 894281
+# - without safety switch
+param set-default COM_PREARM_MODE 0
+param set-default CBRK_IO_SAFETY 22027

src/modules/commander/state_machine_helper.cpp

@@ -173,7 +173,7 @@ transition_result_t arming_state_transition(vehicle_status_s *status, const safe
 
 				//      Do not perform pre-arm checks if coming from in air restore
 				//      Allow if vehicle_status_s::HIL_STATE_ON
-				if (status->arming_state != vehicle_status_s::ARMING_STATE_IN_AIR_RESTORE && !hil_enabled) {
+				if (status->arming_state != vehicle_status_s::ARMING_STATE_IN_AIR_RESTORE) {
 
 					bool prearm_check_ret = true;