cmds/alias: add relative base address support #1454

Job	Run time
call-ci / build (armv7a7-imx6ull-evk)	1m 14s
call-ci / build (armv7a9-zynq7000-qemu)	1m 18s
call-ci / build (armv7a9-zynq7000-zedboard)	1m 12s
call-ci / build (armv7a9-zynq7000-zturn)	58s
call-ci / build (armv7m4-stm32l4x6-nucleo)	1m 20s
call-ci / build (armv7m7-imxrt105x-evk)	1m 8s
call-ci / build (armv7m7-imxrt106x-evk)	1m 12s
call-ci / build (armv7m7-imxrt117x-evk)	1m 25s
call-ci / build (host-generic-pc)	49s
call-ci / build (ia32-generic-pc)	56s
call-ci / build (ia32-generic-qemu)	1m 2s
call-ci / build (riscv64-generic-qemu)	1m 3s
call-ci / build (riscv64-generic-spike)	56s
call-ci / build (sparcv8leon3-gr716-mini)	1m 3s
call-ci / test EMU (armv7a9-zynq7000-qemu)	8m 38s
call-ci / test EMU (host-generic-pc)	1m 15s
call-ci / test HW (armv7a7-imx6ull-evk)	5m 59s
call-ci / test EMU (ia32-generic-qemu)	6m 41s
call-ci / test HW (armv7m7-imxrt106x-evk)	2m 36s
call-ci / test EMU (riscv64-generic-qemu)	5m 19s
call-ci / test HW (armv7m7-imxrt117x-evk)	2m 58s
call-ci / test HW (armv7a9-zynq7000-zedboard)	8m 26s
call-ci / test HW (armv7m4-stm32l4x6-nucleo)	11m 25s
call-ci / tests-summary	15s
call-ci / send-notification	0s
	1h 9m 8s

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