Remove '\n' from _MSG() format strings

The (armsoc-specific) {DEBUG,INFO,ERROR,WARNING}_MSG() macros always
append '\n' to their string format argument.

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>

BUG=chromium-os:38551
TEST=sanity check on device:
TEST=See steps in crosbug.com/38551
  /var/log/xorg/Xorg.0.log.old should have a message like this, but it is
   no longer followed by a blank log entry (except for a timestamp).
 [ 71223.362] (EE) ARMSOC(0): ERROR: Cannot get DRM master: Invalid argument

Change-Id: Ic54a7cce138bc88fe0e16a7b77c660522595a504
Reviewed-on: https://gerrit.chromium.org/gerrit/42603
Commit-Queue: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
2 files changed