fix: marshall function parameter mismatches - Add missing heap parameter to marshall_tag call in kc3.c:718 - Add missing heap parameter to marshall_uw call in marshall.c:278 - Add missing heap parameter to marshall_tag call in marshall.c:282 - Fix marshall_heap_pointer function signature to match header declaration - Fix marshall_list parameter to be const s_list * to match header - Update test macros to include heap parameter and rename to MARSHALL_TEST_BUF_* - Fix direct marshall_u32 calls in test functions to include heap parameter