ui: Disabling policy form fields from users with 'read' permissions (#10902)

.changelog/10902.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+ui: Disabling policy form fields from users with 'read' permissions
+```

ui/packages/consul-ui/app/abilities/policy.js

@@ -16,7 +16,7 @@ export default class PolicyAbility extends BaseAbility {
     return (
       this.env.var('CONSUL_ACLS_ENABLED') &&
       (typeof this.item === 'undefined' || typeOf([this.item]) !== 'policy-management') &&
-      super.canRead
+      super.canWrite
     );
   }