Do not force focus on dataview in RC dialogs

On GTK, this causes the first item to be selected, firing the
selection handler and causing unwanted side effects.

Fixes https://gitlab.com/kicad/code/kicad/-/issues/11925

eeschema/dialogs/dialog_erc.cpp

@@ -451,7 +451,9 @@ void DIALOG_ERC::OnRunERCClick( wxCommandEvent& event )
     {
         wxMilliSleep( 500 );
         m_runningResultsBook->ChangeSelection( 1 );
+#ifndef __WXGTK__
         KIPLATFORM::UI::ForceFocus( m_markerDataView );
+#endif
     }
 
     m_ercRun = true;

pcbnew/dialogs/dialog_drc.cpp

@@ -325,7 +325,9 @@ void DIALOG_DRC::OnRunDRCClick( wxCommandEvent& aEvent )
     {
         wxMilliSleep( 500 );
         m_runningResultsBook->ChangeSelection( 1 );
+#ifndef __WXGTK__
         KIPLATFORM::UI::ForceFocus( m_markerDataView );
+#endif
     }
 
     refreshEditor();