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_ccm.function b/tests/suites/test_suite_ccm.function
index 735c9aa..8e59528 100644
--- a/tests/suites/test_suite_ccm.function
+++ b/tests/suites/test_suite_ccm.function
@@ -48,7 +48,7 @@
 
     mbedtls_ccm_init(&ctx);
 
-    ASSERT_ALLOC_WEAK(add, add_len);
+    TEST_CALLOC_OR_SKIP(add, add_len);
     memset(key, 0, sizeof(key));
     memset(msg, 0, sizeof(msg));
     memset(iv, 0, sizeof(iv));