For tests, rename ASSERT_ALLOC_WEAK() to TEST_CALLOC_OR_SKIP()

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/tests/suites/test_suite_asn1parse.function b/tests/suites/test_suite_asn1parse.function
index 1a16302..9cef8aa 100644
--- a/tests/suites/test_suite_asn1parse.function
+++ b/tests/suites/test_suite_asn1parse.function
@@ -139,7 +139,7 @@
         end = buf + 1;
         p = end;
     } else {
-        ASSERT_ALLOC_WEAK(buf, buffer_size);
+        TEST_CALLOC_OR_SKIP(buf, buffer_size);
         if (buffer_size > input->len) {
             memcpy(buf, input->x, input->len);
             memset(buf + input->len, 'A', buffer_size - input->len);