course activity log allow courses to be searched regardless of state

fixes: CNVS-10982

Test Plan:
  Create and then Perminantly Delete a course
  Open admin tools and that course should show in the autocomplete for course
  activity logs.

Change-Id: I0df432638fd60fe30c6908023551bda4208c9218
Reviewed-on: https://gerrit.instructure.com/29975
Reviewed-by: Jacob Fugal <jacob@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>
QA-Review: August Thornton <august@instructure.com>
Product-Review: Nick Cloward <ncloward@instructure.com>