monitoring update to 51.10.0-bb.2

Package Merge Request

Package Changes

Turned off automountServiceAccountToken for AlertManager because it was unnecessary. Also added exclusions for monitoring stack (automountserviceaccounttoken disallow policy)

Package MR

big-bang/product/packages/monitoring!234 (merged)

For Issue

Closes https://repo1.dso.mil/big-bang/product/packages/monitoring/-/issues/139