Fix typo

Change-Id: I90b8ec6b62ae421822acdec0d99b0ff768b01e09
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/89990
Tested-by: Julien Nabet <serval2412@yahoo.fr>
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
diff --git a/vcl/unx/gtk3/gtk3gtkinst.cxx b/vcl/unx/gtk3/gtk3gtkinst.cxx
index e8f8277..d9e3320 100644
--- a/vcl/unx/gtk3/gtk3gtkinst.cxx
+++ b/vcl/unx/gtk3/gtk3gtkinst.cxx
@@ -12353,7 +12353,7 @@ private:
                    bDone = combobox_activate();
                break;
            default:
                // tdf#131076 let base space toggle menu popup when its not already visible
                // tdf#131076 let base space toggle menu popup when it's not already visible
                if (nCode == KEY_SPACE && !pEvent->state && !m_bPopupActive)
                    bDone = false;
                else