Invariants must be compiled into kernel so remove define from Makefile.

When module is loaded in kernel which has no INVARIANTS enabled
the load fails cause kassert_panic symbol doesn't exist in kernel.

Change-Id: I4397ebd8353d378a55bbc1ab975af82f1bccb6a4
Remove commented out defines from Makefile.

Change-Id: Idd49fa664877945015ded8adf811ce7290566385