extend the explorer.exe relaunch interval

main.go

@@ -30,7 +30,7 @@ func setMode(light bool) {
 // Restart Explorer to fully apply theme
 func restartExplorer() {
 	exec.Command("taskkill", "/f", "/im", "explorer.exe").Run()
-	time.Sleep(1 * time.Second)
+	time.Sleep(5 * time.Second)
 	exec.Command("explorer.exe").Start()
 }