hwdef: enable FSOPowerStack #1213

Job	Run time
build (stm32f7, chibios, 10)	1s
build (stm32h7, chibios, 10)	1s
build (fmuv2-plane, chibios, 10)	1m 53s
build (periph-build, chibios, 10)	58s
build (iofirmware, chibios, 10)	1m 3s
build (CubeOrange-bootloader, chibios, 10)	49s
build (fmuv3-bootloader, chibios, 10)	54s
build (revo-bootloader, chibios, 10)	46s
build (stm32h7-debug, chibios, 10)	1s
build (fmuv3, chibios, 10)	1m 56s
build (revo-mini, chibios, 10)	55s
build (MatekF405-Wing, chibios, 10)	58s
build (CubeOrange-ODID, chibios, 10)	1m 57s
build (CubeRedPrimary-bootloader, chibios, 10)	54s
build (configure-all, chibios, 10)	1m 57s
build (build-options-defaults-test, chibios, 10)	1m 58s
build (signing, chibios, 10)	51s
build (CubeOrange-PPP, chibios, 10)	1m 55s
build (CubeOrange-SOHW, chibios, 10)	1m 59s
build (Pixhawk6X-PPPGW, chibios, 10)	56s
	22m 42s

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