Add missing dependency declaration

This guards the definition of mbedtls_test_ssl_endpoint which we rely
on, so the function won't compile without it.

Signed-off-by: Manuel Pégourié-Gonnard <[email protected]>

tests/suites/test_suite_ssl.function

@@ -5014,7 +5014,7 @@ exit:
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_DEBUG_C */
+/* BEGIN_CASE depends_on:MBEDTLS_DEBUG_C:MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
 void inject_client_content_on_the_wire(int pk_alg,
                                        int state, data_t *data,
                                        char *log_pattern, int expected_ret)