Sub: support MASK_LOG_IMU_FAST (loop rate logging) #44551

Job	Run time
build (stm32f7, chibios, 10)	3m 54s
build (stm32h7, chibios, 10)	3m 31s
build (fmuv2-plane, chibios, 10)	1m 48s
build (periph-build, chibios, 10)	3m 59s
build (iofirmware, chibios, 10)	1m 49s
build (CubeOrange-bootloader, chibios, 10)	50s
build (fmuv3-bootloader, chibios, 10)	49s
build (revo-bootloader, chibios, 10)	53s
build (stm32h7-debug, chibios, 10)	2m 4s
build (fmuv3, chibios, 10)	5m 53s
build (revo-mini, chibios, 10)	4m 48s
build (MatekF405-Wing, chibios, 10)	4m 50s
build (CubeOrange-ODID, chibios, 10)	2m 19s
build (CubeRedPrimary-bootloader, chibios, 10)	52s
build (configure-all, chibios, 10)	11m 17s
build (build-options-defaults-test, chibios, 10)	7m 5s
build (signing, chibios, 10)	2m 39s
build (CubeOrange-PPP, chibios, 10)	2m 15s
build (CubeRed-EKF2, chibios, 10)	1m 59s
build (SOHW, chibios, 10)	3m 34s
build (Pixhawk6X-PPPGW, chibios, 10)	1m 12s
build (new-check, chibios, 10)	4m 30s
	1h 12m 50s

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