fix & clarify: openshift SCC (coder#1163)

ericpaulsen · web-flow · commit 9222400e3dd8 · 2022-11-02T14:48:10.000-05:00
diff --git a/setup/kubernetes/openshift.md b/setup/kubernetes/openshift.md
@@ -112,9 +112,13 @@ Verb:      use
 Resource:  securitycontextconstraints.security.openshift.io
 
 Users:  system:admin
-        system:serviceaccount:coder:environment
+        system:serviceaccount:coder:environments
 ```
 
+> Note: Do not set any `service_account_annotations` values in Workspace
+> Providers, as it will cause Coder to create a workspace-specific service
+> account in place of the default `environments` service account.
+
 ## Option 2: Build images compatible with OpenShift
 
 To run Coder workspaces without modifying Security Context Constraints (SCC),
