loki update to 5.47.2-bb.2

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/loki/-/blob/5.47.2-bb.2/CHANGELOG.md

Package MR

big-bang/product/packages/loki!168 (merged)

For Issue

Closes big-bang/product/packages/loki#101 (closed)

Upgrade Notices

Adding custom network policies at the valueslevel using:

networkPolicies:
 additionalPolicies: []