HPCC-10042 Edits to Configmgr Doc

Fix HPCC-10042 Edits to Configmgr Doc
Minor edits and typos to configmgr

Signed-off-by: g-pan <greg.panagiotatos@lexisnexis.com>
Merge pull request #4834 from g-pan/H10042-CloseDown

HPCC-10042 Edits to Configmgr Doc

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>