istio-operator: Adds revision support

Package Owner Merge Request

Package Changes

Adds revision support necessary for canary upgrades

Links to all MRs that are associated with this change are required.

https://repo1.dso.mil/platform-one/big-bang/apps/core/istio-operator/-/merge_requests/21

https://repo1.dso.mil/platform-one/big-bang/apps/core/istio-operator/-/releases/1.10.4-bb.1