GitLab

since we've started taking advantage of some ruby 2.7 only features,
in particular filter_map

Change-Id: Ie5f0e4f94018080c5c8cd2effff1eb0f234ea955
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/276268

Tested-by: Service Cloud Jenkins <svc.cloudjenkins@instructure.com>
Reviewed-by: Aaron Ogata <aogata@instructure.com>
QA-Review: Cody Cutrer <cody@instructure.com>
Product-Review: Cody Cutrer <cody@instructure.com>