spec: tesbot fragile specs and testbot fork

Change-Id: I088dee811f1f27cff6488fa32eac3efa08bffd85
Reviewed-on: https://gerrit.instructure.com/40349
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Kyle Rosenbaum <kyler@instructure.com>
Reviewed-by: Shawn Meredith <shawn@instructure.com>
Product-Review: Shawn Meredith <shawn@instructure.com>
QA-Review: Shawn Meredith <shawn@instructure.com>
Tested-by: Shawn Meredith <shawn@instructure.com>