ArduCopter: add Copter flight option for requiring position to arm #39538

Job	Run time
build (stm32f7, chibios, 10)	4m 43s
build (stm32h7, chibios, 10)	4m 31s
build (fmuv2-plane, chibios, 10)	1m 47s
build (periph-build, chibios, 10)	3m 57s
build (iofirmware, chibios, 10)	1m 29s
build (CubeOrange-bootloader, chibios, 10)	46s
build (fmuv3-bootloader, chibios, 10)	1m 4s
build (revo-bootloader, chibios, 10)	48s
build (stm32h7-debug, chibios, 10)	2m 41s
build (fmuv3, chibios, 10)	6m 42s
build (revo-mini, chibios, 10)	5m 13s
build (MatekF405-Wing, chibios, 10)	5m 37s
build (CubeOrange-ODID, chibios, 10)	3m 10s
build (CubeRedPrimary-bootloader, chibios, 10)	54s
build (configure-all, chibios, 10)	9m 52s
build (build-options-defaults-test, chibios, 10)	10m 31s
build (signing, chibios, 10)	3m 12s
build (CubeOrange-PPP, chibios, 10)	2m 59s
build (SOHW, chibios, 10)	3m 54s
build (Pixhawk6X-PPPGW, chibios, 10)	1m 9s
build (new-check, chibios, 10)	5m 35s
	1h 20m 34s

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