Update robot client API for TnT Server v5.4.0

Incorporate changes from Optofidelity to make TPPT compatible with the
latest server update.

BUG=b:148627899
TEST=Run all tests successfully

Change-Id: I9b50306f85c98fd4b3cb19c4276af0e9fd3fe817
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/optofidelity_TPPT/+/2861162
Reviewed-by: Harry Cutts <hcutts@chromium.org>
Commit-Queue: Sean O'Brien <seobrien@chromium.org>
Tested-by: Sean O'Brien <seobrien@chromium.org>
1 file changed