Link test programs that only use platform functions with mbedcrypto
Link test programs that only use platform functions with mbedcrypto

Even if other higher-level libraries were added, these programs would
only link with the crypto library, which is the one that contains
platform functions.

NXPmicro/mbedtls,Mbed-TLS/mbedtls,NXPmicro/mbedtls,NXPmicro/mbedtls,ARMmbed/mbedtls,Mbed-TLS/mbedtls,ARMmbed/mbedtls,Mbed-TLS/mbedtls,ARMmbed/mbedtls,NXPmicro/mbedtls,Mbed-TLS/mbedtls,ARMmbed/mbedtls