AP_DAL: remove tmp_location from global namespace #34051

Job	Run time
build (stm32f7, chibios, 10)	13m 41s
build (stm32h7, chibios, 10)	12m 19s
build (fmuv2-plane, chibios, 10)	5m 39s
build (periph-build, chibios, 10)	19m 0s
build (iofirmware, chibios, 10)	2m 30s
build (CubeOrange-bootloader, chibios, 10)	1m 8s
build (fmuv3-bootloader, chibios, 10)	1m 5s
build (revo-bootloader, chibios, 10)	1m 6s
build (stm32h7-debug, chibios, 10)	6m 37s
build (fmuv3, chibios, 10)	12m 24s
build (revo-mini, chibios, 10)	10m 8s
build (MatekF405-Wing, chibios, 10)	11m 2s
build (CubeOrange-ODID, chibios, 10)	8m 7s
build (CubeRedPrimary-bootloader, chibios, 10)	1m 7s
build (configure-all, chibios, 10)	8m 53s
build (build-options-defaults-test, chibios, 10)	20m 8s
build (signing, chibios, 10)	9m 8s
	2h 24m 2s

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