Merge branch 'update-policy-tag-3.8.1-bb.0' into 'master'

Update OPA Gatekeeper to 3.8.1

Closes platform-one/big-bang/apps/core/policy#158

See merge request platform-one/big-bang/bigbang!1721

chart/values.yaml

@@ -353,7 +353,7 @@ gatekeeper:
   git:
     repo: https://repo1.dso.mil/platform-one/big-bang/apps/core/policy.git
     path: "./chart"
-    tag: "3.8.0-bb.1"
+    tag: "3.8.1-bb.0"
 
   # -- Flux reconciliation overrides specifically for the OPA Gatekeeper Package
   flux: