[POWERPC] Remove QE header files from lite5200.c

The MPC 5200 does not have a QUICCEngine (QE), so lite5200.c should not
include the QE header files.

Signed-off-by: Timur Tabi <timur@freescale.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Paul Mackerras <paulus@samba.org>