Update authorizationPolicy selector comment

Signed-off-by: Jackie Elliott <[email protected]>

Author: jaellio

security/v1/authorization_policy.pb.go

@@ -467,7 +467,8 @@ message AuthorizationPolicy {
   // in the same namespace as the authorization policy. If the authorization policy is in the root namespace, the selector
   // will additionally match with workloads in all namespaces.
   //
-  // If not set, the selector will match all workloads. At most one of the selector and targetRef can be set.
+   // If the selector and the targetRef are not set, the selector will match all workloads. At most one of the selector 
+  // and targetRef can be set.
   istio.type.v1beta1.WorkloadSelector selector = 1;
 
   // $hide_from_docs

security/v1/authorization_policy.proto

@@ -467,7 +467,8 @@ message AuthorizationPolicy {
   // in the same namespace as the authorization policy. If the authorization policy is in the root namespace, the selector
   // will additionally match with workloads in all namespaces.
   //
-  // If not set, the selector will match all workloads. At most one of the selector and targetRef can be set.
+   // If the selector and the targetRef are not set, the selector will match all workloads. At most one of the selector 
+  // and targetRef can be set.
   istio.type.v1beta1.WorkloadSelector selector = 1;
 
   // $hide_from_docs

security/v1beta1/authorization_policy.pb.go

@@ -94,4 +94,3 @@ message PolicyTargetReference {
   // $hide_from_docs
   optional string namespace = 4;
 }
-