cros_workon_make: switch to ~/chromiumos

~/chromiumos is replacing ~/trunk, so update the path here.

BUG=None
TEST=CQ passes

Change-Id: I01a761d9f4fbb9667f4962bb60d9498729459c67
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/3336558
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Alex Klein <saklein@chromium.org>
1 file changed