Draft: BB Promtail test values-TEST ONLY DO NOT MERGE

Package Merge Request

Package Changes

Testing Istio enabled for [MR]big-bang/product/packages/promtail!66 in Promtail.

Package MR

big-bang/product/packages/promtail!66

For Issue

Closes big-bang/product/packages/promtail#38

Upgrade Notices

N/A