update API doc required params - 11

- Roles
- Sections
- SIS imports
- Submissions
- Tabs

Test plan:
- rake doc:api
- Verify the above doc pages for parameter accuracy

Refs SIS-403

Change-Id: I53c9cd44ffbe370b0d013949c24cf8e79285a3cc
Reviewed-on: https://gerrit.instructure.com/39368
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Duane Johnson <duane@instructure.com>
Product-Review: Duane Johnson <duane@instructure.com>
QA-Review: Jeremy Putnam <jeremyp@instructure.com>