mbedtls: fix compilation error for host-generic builds #268

Job	Run time
call-ci / build (armv7a7-imx6ull-evk)	4m 9s
call-ci / build (armv7a9-zynq7000-qemu)	1m 28s
call-ci / build (armv7a9-zynq7000-zedboard)	1m 26s
call-ci / build (armv7a9-zynq7000-zturn)	1m 32s
call-ci / build (armv7m4-stm32l4x6-nucleo)	1m 6s
call-ci / build (armv7m7-imxrt105x-evk)	1m 14s
call-ci / build (armv7m7-imxrt106x-evk)	1m 19s
call-ci / build (armv7m7-imxrt117x-evk)	1m 19s
call-ci / build (host-generic-pc)	1m 3s
call-ci / build (ia32-generic-pc)	4m 13s
call-ci / build (ia32-generic-qemu)	4m 28s
call-ci / build (riscv64-generic-qemu)	1m 2s
call-ci / build (riscv64-generic-spike)	1m 7s
call-ci / build (sparcv8leon3-gr716-mini)	1m 2s
call-ci / test HW (armv7a7-imx6ull-evk)	7m 48s
call-ci / test EMU (armv7a9-zynq7000-qemu)	10m 3s
call-ci / test HW (armv7m7-imxrt106x-evk)	2m 47s
call-ci / test EMU (host-generic-pc)	56s
call-ci / test HW (armv7m7-imxrt117x-evk)	3m 7s
call-ci / test EMU (ia32-generic-qemu)	6m 3s
call-ci / test HW (armv7a9-zynq7000-zedboard)	8m 10s
call-ci / test EMU (riscv64-generic-qemu)	5m 31s
call-ci / test HW (armv7m4-stm32l4x6-nucleo)	10m 37s
call-ci / tests-summary	21s
call-ci / send-notification	0s
	1h 21m 51s

Provide feedback