lib/crypto: Adapt mscode_parser to MbedTLS

Previous patch has introduced MbedTLS porting layer for mscode parser,
here to adjust the header and makefiles accordingly.
Adding _LEGACY Kconfig for legacy mscode implementation.

Signed-off-by: Raymond Mao <raymond.mao@linaro.org>

include/crypto/mscode.h

@@ -9,6 +9,10 @@
 #ifndef __UBOOT__
 #include <crypto/hash_info.h>
 #endif
+#if CONFIG_IS_ENABLED(MBEDTLS_LIB_X509)
+#include <mbedtls/asn1.h>
+#include <mbedtls/oid.h>
+#endif
 
 struct pefile_context {
 #ifndef __UBOOT__