rc.fw_defaults: increase acceptance radius which is used by navigator to...

rc.fw_defaults: increase acceptance radius which is used by navigator to generate virtual waypoints (RTL etc.)

ROMFS/px4fmu_common/init.d/rc.fw_defaults

@@ -10,4 +10,5 @@ then
 	param set NAV_LAND_ALT 90
 	param set NAV_RTL_ALT 100
 	param set NAV_RTL_LAND_T -1
+	param set NAV_ACCEPT_RAD 50
 fi
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