Updated monitoring to 39.2.1

Package Merge Request

Package Changes

https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring/-/blob/39.2.1-bb.0/CHANGELOG.md

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring/-/merge_requests/160

https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring/-/merge_requests/162

https://repo1.dso.mil/platform-one/big-bang/apps/core/istio-controlplane/-/merge_requests/121

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring/-/issues/88

Closes https://repo1.dso.mil/platform-one/big-bang/bigbang/-/issues/1244