refactor progression deep_evaluate

test plan:
 * simple regression on student module progression

closes CNVS-11483

Change-Id: I58cfd4f71d8fb2fe597f9f0d72523e07cc04de75
Reviewed-on: https://gerrit.instructure.com/30906
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Jeremy Stanley <jeremy@instructure.com>
Product-Review: Jeremy Stanley <jeremy@instructure.com>
QA-Review: Matt Fairbourn <mfairbourn@instructure.com>