Increase password maximum length to 128 bytes from 64 bytes

src/Common/Dlgcode.c

@@ -1195,6 +1195,9 @@ void ToBootPwdField (HWND hwndDlg, UINT ctrlId)
 {
 	HWND hwndCtrl = GetDlgItem (hwndDlg, ctrlId);
 	WNDPROC originalwp = (WNDPROC) GetWindowLongPtrW (hwndCtrl, GWLP_USERDATA);
+
+	SendMessage (hwndCtrl, EM_LIMITTEXT, MAX_LEGACY_PASSWORD, 0);
+
 	// if ToNormalPwdField has been called before, GWLP_USERDATA already contains original WNDPROC
 	if (!originalwp)
 	{