HPCC-8617 Update ConfigMgr docs

Fix HPCC-8617 Update ConfigMgr docs
with recent changes for the 4.0 release

Signed-off-by: g-pan <greg.panagiotatos@lexisnexis.com>
Merge pull request #4247 from g-pan/H8617-UpdateConfigmgr

HPCC-8617 update configmgr docs

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>