add _.cloneDeep to lodash using lodash-cli

Change-Id: Ida5c3f7234efc7523c40e5244c45425ad1a4c21f
Reviewed-on: https://gerrit.instructure.com/28929
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Zach Pendleton <zachp@instructure.com>
Product-Review: Stanley Stuart <stanley@instructure.com>
QA-Review: Stanley Stuart <stanley@instructure.com>