closes OUT-1431
notes:
this upgrade is necessary to avoid imports from failing on Rails 5.
test plan:
- confirm that importing standards from Academic Benchmarks v3 succeeds
Change-Id: I8daac14a2ec6100d5cc97d5a76433808d742bc44
Reviewed-on: https://gerrit.instructure.com/122487
Tested-by: Jenkins
Reviewed-by: Michael Brewer-Davis <mbd@instructure.com>
QA-Review: Andrew Porter <hporter-c@instructure.com>
Product-Review: Michael Brewer-Davis <mbd@instructure.com>