arch/x86: Display MTRRs after MTRR update in postcar

Display the MTRRs after they have been updated during the postcar stage.

TEST=Build and run on Galileo Gen2

Change-Id: I1532250cacd363c1eeaf72edc6cb9e9268a11375
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/15991
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed