Add missing PSA init

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tests/suites/test_suite_pkparse.function b/tests/suites/test_suite_pkparse.function
index df139c6..9bcdb55 100644
--- a/tests/suites/test_suite_pkparse.function
+++ b/tests/suites/test_suite_pkparse.function
@@ -78,7 +78,7 @@
     int res;
 
     mbedtls_pk_init(&ctx);
-    USE_PSA_INIT();
+    MD_PSA_INIT();
 
     res = mbedtls_pk_parse_public_keyfile(&ctx, key_file);
 
@@ -99,7 +99,7 @@
 
 exit:
     mbedtls_pk_free(&ctx);
-    USE_PSA_DONE();
+    MD_PSA_DONE();
 }
 /* END_CASE */