firmware_TouchpadMTB: test_conf: add validators in the test list

Since many validators have been implemented, this CL adds more
validators in the test list.

BUG=chromium-os:35024
TEST=Run the following command in the crosh of a chromebook.
$ DISPLAY=:0 sudo python main.py

The whole test suite should run normally.

Change-Id: Ieb360a9e63e8bcc92232fcb5fde89ceda1316788
Reviewed-on: https://gerrit.chromium.org/gerrit/34603
Commit-Ready: Joseph Shyh-In Hwang <josephsih@chromium.org>
Reviewed-by: Joseph Shyh-In Hwang <josephsih@chromium.org>
Tested-by: Joseph Shyh-In Hwang <josephsih@chromium.org>
1 file changed