Fix pk_can_do_ext tests with non-opaque keys

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/tests/suites/test_suite_pk.data b/tests/suites/test_suite_pk.data
index f54c095..04795d8 100644
--- a/tests/suites/test_suite_pk.data
+++ b/tests/suites/test_suite_pk.data
@@ -286,11 +286,11 @@
 pk_can_do_ext:1:PSA_KEY_TYPE_RSA_KEY_PAIR:PSA_KEY_USAGE_SIGN_HASH:PSA_ALG_RSA_PKCS1V15_SIGN(PSA_ALG_ANY_HASH):PSA_ALG_RSA_PSS(PSA_ALG_ANY_HASH):1024:PSA_ALG_RSA_PKCS1V15_SIGN(PSA_ALG_SHA_256):PSA_KEY_USAGE_SIGN_HASH:1
 
 PK can do ext: MBEDTLS_PK_ECKEY, check ECDSA(SHA256)
-depends_on:MBEDTLS_ECP_DP_SECP256R1_ENABLED
+depends_on:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
 pk_can_do_ext:0:MBEDTLS_PK_ECKEY:0:0:0:MBEDTLS_ECP_DP_SECP256R1:PSA_ALG_ECDSA(PSA_ALG_SHA_256):PSA_KEY_USAGE_SIGN_HASH:1
 
 PK can do ext: MBEDTLS_PK_ECKEY, check ECDH
-depends_on:MBEDTLS_ECP_DP_SECP256R1_ENABLED
+depends_on:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
 pk_can_do_ext:0:MBEDTLS_PK_ECKEY:0:0:0:MBEDTLS_ECP_DP_SECP256R1:PSA_ALG_ECDH:PSA_KEY_USAGE_DERIVE:1
 
 PK can do ext: MBEDTLS_PK_RSA, check RSA_PKCS1V15_SIGN(SHA256)