docs - clarify default tag mark-for-op tag in aws (#6885)
docs - clarify default tag mark-for-op tag in aws (#6885)


alfredgamulo/cloud-custodian,alfredgamulo/cloud-custodian,thisisshi/cloud-custodian,thisisshi/cloud-custodian,thisisshi/cloud-custodian,alfredgamulo/cloud-custodian