Update Gatekeeper to Kubectl 1.22 Images

Package Merge Request

Package Changes

Update to 1.22 for all kubectl images.

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/core/policy/-/merge_requests/131

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/apps/core/policy/-/issues/152