Enable actual ecc key pair validation by default.

Author: anhu

wolfssl/wolfcrypt/settings.h

@@ -3059,6 +3059,9 @@ extern void uITRON4_free(void *p) ;
         #undef HAVE_ECC_KEY_EXPORT
         #define HAVE_ECC_KEY_EXPORT
     #endif
+    #ifndef WOLFSSL_NO_VALIDATE_ECC_IMPORT
+        #define WOLFSSL_VALIDATE_ECC_IMPORT
+    #endif
 #endif /* HAVE_ECC */
 
 #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)) && defined(HAVE_ECC) && \