Add correct dependencies to pkcs12 tests

Signed-off-by: Waleed Elmelegy <waleed.elmelegy@arm.com>
diff --git a/tests/suites/test_suite_pkcs12.function b/tests/suites/test_suite_pkcs12.function
index 1d46364..b557098 100644
--- a/tests/suites/test_suite_pkcs12.function
+++ b/tests/suites/test_suite_pkcs12.function
@@ -69,7 +69,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:MBEDTLS_ASN1_PARSE_C */
 void pkcs12_pbe_encrypt(int cipher, int md, data_t *params_hex, data_t *pw,
                         data_t *data, int ref_ret, data_t *ref_out)
 {
@@ -103,7 +103,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:MBEDTLS_ASN1_PARSE_C */
 void pkcs12_pbe_decrypt(int cipher, int md, data_t *params_hex, data_t *pw,
                         data_t *data, int ref_ret, data_t *ref_out)
 {