Add tests for ToasterTable UI table sort reverting, which can
only be exercised via the browser.
Check that if a table is sorted by a column, and that column
is hidden, then the sort reverts to the default for the table.
[YOCTO #9836]
(Bitbake rev: 5b016338478d784fd048ba2baae121c3e558090c)
Signed-off-by: Elliot Smith <elliot.smith@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>