Replace hash_info macro with MD macro

Now the MD macro also accounts for PSA-only hashes.

Just a search-and-replace, plus manually removing the definition in
hash_info.h.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/tests/suites/test_suite_ecdsa.function b/tests/suites/test_suite_ecdsa.function
index 60bb6c2..14fe2f0 100644
--- a/tests/suites/test_suite_ecdsa.function
+++ b/tests/suites/test_suite_ecdsa.function
@@ -15,7 +15,7 @@
     mbedtls_ecp_point Q;
     mbedtls_mpi d, r, s;
     mbedtls_test_rnd_pseudo_info rnd_info;
-    unsigned char buf[MBEDTLS_HASH_MAX_SIZE];
+    unsigned char buf[MBEDTLS_MD_MAX_SIZE];
 
     mbedtls_ecp_group_init(&grp);
     mbedtls_ecp_point_init(&Q);
@@ -47,7 +47,7 @@
     mbedtls_ecp_point Q;
     mbedtls_mpi d, r, s;
     mbedtls_test_rnd_pseudo_info rnd_info;
-    unsigned char buf[MBEDTLS_HASH_MAX_SIZE];
+    unsigned char buf[MBEDTLS_MD_MAX_SIZE];
 
     mbedtls_ecp_group_init(&grp);
     mbedtls_ecp_point_init(&Q);