Plane:fix auto fence enable in Mode Takeoff #34189

Job	Run time
build (stm32f7, chibios, 10)	4m 43s
build (stm32h7, chibios, 10)	3m 17s
build (fmuv2-plane, chibios, 10)	2m 12s
build (periph-build, chibios, 10)	4m 53s
build (iofirmware, chibios, 10)	1m 28s
build (CubeOrange-bootloader, chibios, 10)	52s
build (fmuv3-bootloader, chibios, 10)	1m 7s
build (revo-bootloader, chibios, 10)	50s
build (stm32h7-debug, chibios, 10)	2m 4s
build (fmuv3, chibios, 10)	5m 23s
build (revo-mini, chibios, 10)	4m 15s
build (MatekF405-Wing, chibios, 10)	4m 56s
build (CubeOrange-ODID, chibios, 10)	2m 51s
build (CubeRedPrimary-bootloader, chibios, 10)	49s
build (configure-all, chibios, 10)	8m 57s
build (build-options-defaults-test, chibios, 10)	7m 29s
build (signing, chibios, 10)	2m 37s
	58m 43s

Provide feedback