order instructor by id before touching

reduces deadlock situations

Change-Id: I46fae6a68de680b501739526304145a2d8445f08
Reviewed-on: https://gerrit.instructure.com/28862
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Brian Palmer <brianp@instructure.com>
QA-Review: Cody Cutrer <cody@instructure.com>
Product-Review: Cody Cutrer <cody@instructure.com>