For tests, rename TEST_CALLOC_OR_FAIL() to just TEST_CALLOC()

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/tests/suites/test_suite_psa_its.function b/tests/suites/test_suite_psa_its.function
index 5e86a0c..267b2e5 100644
--- a/tests/suites/test_suite_psa_its.function
+++ b/tests/suites/test_suite_psa_its.function
@@ -92,7 +92,7 @@
     unsigned char *buffer = NULL;
     size_t ret_len = 0;
 
-    TEST_CALLOC_OR_FAIL(buffer, data->len);
+    TEST_CALLOC(buffer, data->len);
 
     PSA_ASSERT(psa_its_set_wrap(uid, data->len, data->x, flags));
 
@@ -122,7 +122,7 @@
     unsigned char *buffer = NULL;
     size_t ret_len = 0;
 
-    TEST_CALLOC_OR_FAIL(buffer, MAX(data1->len, data2->len));
+    TEST_CALLOC(buffer, MAX(data1->len, data2->len));
 
     PSA_ASSERT(psa_its_set_wrap(uid, data1->len, data1->x, flags1));
     PSA_ASSERT(psa_its_get_info(uid, &info));
@@ -214,7 +214,7 @@
     size_t i;
     size_t ret_len = 0;
 
-    TEST_CALLOC_OR_FAIL(buffer, length + 16);
+    TEST_CALLOC(buffer, length + 16);
     trailer = buffer + length;
     memset(trailer, '-', 16);