XLAT.lst whitespace fix.

Replace spaces with tabs to be in line with file format.

Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

diff -r 1c58bb664d8d xen/include/xlat.lst
--- a/xen/include/xlat.lst
+++ b/xen/include/xlat.lst
@@ -2,7 +2,7 @@
 # ! - needs translation
 # ? - needs checking
 ?	dom0_vga_console_info		xen.h
-?   xenctl_cpumap               xen.h
+?	xenctl_cpumap			xen.h
 ?	mmu_update			xen.h
 !	mmuext_op			xen.h
 !	start_info			xen.h