zmake: Report errors and warnings
zmake: Report errors and warnings

Both Cmake and ninja can report errors and warnings which are
currently lost, unless debugging is on. Update the filters to handle
all warnings/errors the same.

BUG=b:184298184
BRANCH=none
TEST=manually tested after seeing errors/warnings along the way

Signed-off-by: Simon Glass <c00b0378376498bd9cd974c388df8854c0131d27@chromium.org>
Change-Id: Ib1893e3d634e22962623f132672e6df80d00da20
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2957551
Reviewed-by: Denis Brockus <6b21e8190fb5e373363fb95271367073a16474ef@chromium.org>
Reviewed-by: Yuval Peress <50dc11c009bd4d7e9d9d15a383c1743ce5ee82ef@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec