Plane: add flag to disable wp speed scaling on heading and groundtrack #41927

Job	Run time
build (stm32f7, chibios, 10)	6m 23s
build (stm32h7, chibios, 10)	5m 23s
build (fmuv2-plane, chibios, 10)	4m 23s
build (periph-build, chibios, 10)	5m 33s
build (iofirmware, chibios, 10)	3m 35s
build (CubeOrange-bootloader, chibios, 10)	3m 1s
build (fmuv3-bootloader, chibios, 10)	3m 14s
build (revo-bootloader, chibios, 10)	3m 12s
build (stm32h7-debug, chibios, 10)	4m 16s
build (fmuv3, chibios, 10)	8m 3s
build (revo-mini, chibios, 10)	7m 1s
build (MatekF405-Wing, chibios, 10)	7m 17s
build (CubeOrange-ODID, chibios, 10)	5m 12s
build (CubeRedPrimary-bootloader, chibios, 10)	3m 12s
build (configure-all, chibios, 10)	12m 34s
build (build-options-defaults-test, chibios, 10)	10m 26s
build (signing, chibios, 10)	4m 41s
build (CubeOrange-PPP, chibios, 10)	4m 8s
build (SOHW, chibios, 10)	6m 17s
build (Pixhawk6X-PPPGW, chibios, 10)	3m 41s
build (new-check, chibios, 10)	6m 57s
	1h 58m 29s

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