test_suite_debug: replace ECDSA_C with new ECDSA macros

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>

tests/suites/test_suite_debug.function

@@ -2,6 +2,7 @@
 #include "mbedtls/debug.h"
 #include "string.h"
 #include "mbedtls/legacy_or_psa.h"
+#include "pk_wrap.h"
 
 struct buffer_data {
     char buf[2000];