Mask out /boot/config-x.y.z and /boot/System.map-x.y.z.

We want to install these files into /boot in the chroot, but not on the image.
Added these files to DEFAULT_INSTALL_MASK.

BUG=chromium:260889
TEST=Build/installed image, and checked /boot in chroot and on device.

Change-Id: I30ac808a9fd2db4b360bfd46c8afc9ff721a738a
Reviewed-on: https://gerrit.chromium.org/gerrit/62572
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Commit-Queue: Don Garrett <dgarrett@chromium.org>
Tested-by: Don Garrett <dgarrett@chromium.org>
1 file changed