Support for STM32 HMAC hardware #870

Job	Run time
make check (--enable-intelrdseed --enable-smallstackcache --enable-smallstack --enable-all CFLAGS...	2m 13s
make check (--enable-all CFLAGS="-DWC_RNG_SEED_CB -DWOLFSSL_TRACK_MEMORY -DWOLFSSL_DEBUG_MEMORY")	2m 55s
make check (--enable-smallstackcache --enable-smallstack --enable-all CFLAGS="-DWC_RNG_SEED_CB -...	2m 41s
make check (--enable-amdrand --enable-smallstackcache --enable-smallstack --enable-all CFLAGS="-D...	2m 33s
make check (--disable-asm --enable-wolfEntropy --enable-smallstackcache --enable-smallstack --ena...	3m 51s
make check (--enable-smallstack --enable-all CFLAGS="-DWC_RNG_SEED_CB -DWOLFSSL_TRACK_MEMORY -DW...	2m 50s
make check (--enable-wolfEntropy --enable-smallstackcache --enable-smallstack --enable-all CFLAGS...	3m 44s
	20m 47s

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