HPCC-10092 Configmgr - add attribute serverForArchivedECLWU to esp

Signed-off-by: Gleb Aronsky <gleb.aronsky@lexisnexis.com>
Merge pull request #4960 from garonsky/HPCC_10092_specifiy_sasha_for_espmc

HPCC-10092 Configmgr - add attribute serverForArchivedECLWU to esp

Reviewed-By: Kevin Wang <kevin.wang@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>