tdf#94689 fix crash on new file, close file, open file

partially cherry-picked from the
commit 187445b2

Change-Id: I9e74fb41448c6be0b8daa6c0f8a0e207be0be6d6
Reviewed-on: https://gerrit.libreoffice.org/20250Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: jan iversen <jani@documentfoundation.org>
Reviewed-by: Michael Meeks <michael.meeks@collabora.com>

sfx2/source/sidebar/SidebarController.cxx

@@ -229,6 +229,7 @@ void SAL_CALL SidebarController::notifyContextChangeEvent (const css::ui::Contex
     {
         maAsynchronousDeckSwitch.CancelRequest();
         maContextChangeUpdate.RequestCall();
+        UpdateConfigurations();
     }
 }