Removing reqmgr leftover

Signed-off-by: cinquo <m.cinquilli@gmail.com>
Merge pull request #3984 from mmascher/remove-wildcards-leftover_CAF-155

Remove old unused code for site wildcard expansion. CAF-155
Merge pull request #3985 from cinquo/master

Removing unused reqmgr imports
Delete unused dependencies in DataWorkflow. CAF-165