got: future proof for switch to authenticated_user

got.go

@@ -45,6 +45,7 @@ type Notification struct {
 	Short             bool      `json:"short"`
 	Repo              string    `json:"repo"`
 	AuthUser          string    `json:"auth_user"`
+	AuthenticatedUser string    `json:"authenticated_user"`
 	ID                string    `json:"id"`
 	Author            Author    `json:"author,omitempty"`
 	Committer         Committer `json:"committer"`
@@ -56,8 +57,12 @@ type Notification struct {
 
 func (n *Notification) String() string {
 	// op committed got.git f9e653700..f9e653700^1 (main): fix gotd_parse_url() (https://git.gameoftrees.org/gitweb/?p=got.git;a=commitdiff;h=f9e653700)
+	user := n.AuthenticatedUser
+	if user == "" {
+		user = n.AuthUser
+	}
 	return fmt.Sprintf("%s committed %s %s: %s (%s)",
-		n.AuthUser,
+		user,
 		n.Repo,
 		n.ID,
 		n.ShortMessage,