remove commented-out spec for feature we don't use

Change-Id: I2195b0a6c7606c906a4acb3f58255d45b53a7bd4
Reviewed-on: https://gerrit.instructure.com/31338
Reviewed-by: Braden Anderson <banderson@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>
QA-Review: Matt Fairbourn <mfairbourn@instructure.com>
Product-Review: Jon Jensen <jon@instructure.com>