[nrf noup] Allow for using legacy when MBEDTLS_FORCE_LEGACY_MD/CIPHER

-This allows TF-M minimal configuration to stil dispatch using legacy
 while we are waiting for more apps/samples to be ported to use
 PSA crypto APIs

Signed-off-by: Frank Audun Kvamtrø <frank.kvamtro@nordicsemi.no>

(edited cherry pick of 98603a8
 to solve conflicts)
Signed-off-by: Tomi Fontanilles <tomi.fontanilles@nordicsemi.no>

Author: frkv

include/mbedtls/config_adjust_legacy_crypto.h

@@ -159,7 +159,7 @@
 #define MBEDTLS_MD_SOME_PSA
 #endif
 
-#elif defined(MBEDTLS_PSA_CRYPTO_CLIENT)
+#elif defined(MBEDTLS_PSA_CRYPTO_CLIENT) && !defined(CONFIG_MBEDTLS_FORCE_LEGACY_MD)
 
 #if defined(PSA_WANT_ALG_MD5)
 #define MBEDTLS_MD_CAN_MD5
@@ -273,7 +273,7 @@
  * - MBEDTLS_BLOCK_CIPHER_xxx_VIA_LEGACY: xxx key type is supported through
  *   a legacy module (i.e. MBEDTLS_xxx_C)
  */
-#if defined(MBEDTLS_PSA_CRYPTO_C)
+#if defined(MBEDTLS_PSA_CRYPTO_C) && !defined(CONFIG_MBEDTLS_FORCE_LEGACY_CIPHER)
 #if defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_AES)
 #define MBEDTLS_BLOCK_CIPHER_AES_VIA_PSA
 #define MBEDTLS_BLOCK_CIPHER_SOME_PSA