client/systray: only send clipboard notification on success

Fixes #14430

Change-Id: Ia101a4a3005adb9118051b3416f5a64a4a45987d
Signed-off-by: Will Norris <will@tailscale.com>

client/systray/systray.go

@@ -540,9 +540,9 @@ func (menu *Menu) copyTailscaleIP(device *ipnstate.PeerStatus) {
 	err := clipboard.WriteAll(ip)
 	if err != nil {
 		log.Printf("clipboard error: %v", err)
+	} else {
+		menu.sendNotification(fmt.Sprintf("Copied Address for %v", name), ip)
 	}
-
-	menu.sendNotification(fmt.Sprintf("Copied Address for %v", name), ip)
 }
 
 // sendNotification sends a desktop notification with the given title and content.