agent: use http.StatusUnauthorized instead of 401

agent/acl_endpoint.go

@@ -16,7 +16,7 @@ type aclCreateResponse struct {
 
 // ACLDisabled handles if ACL datacenter is not configured
 func ACLDisabled(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	resp.WriteHeader(401)
+	resp.WriteHeader(http.StatusUnauthorized) // 401
 	fmt.Fprint(resp, "ACL support disabled")
 	return nil, nil
 }

agent/coordinate_endpoint.go

@@ -11,7 +11,7 @@ import (
 // coordinateDisabled handles all the endpoints when coordinates are not enabled,
 // returning an error message.
 func coordinateDisabled(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	resp.WriteHeader(401)
+	resp.WriteHeader(http.StatusUnauthorized) // 401
 	fmt.Fprint(resp, "Coordinate support disabled")
 	return nil, nil
 }