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

changed milestone to %1.28.0

added gatekeeper statusreview labels

assigned to @micah.nagel

requested review from @BrandenCobb, @michaelmcleroy, and @ryan.j.garcia

approved this merge request

merged

mentioned in commit f524d94e