Bug 123622 - [ia2] Calc: No focus event fired on cell when new spreadsheet is created

sc/source/ui/Accessibility/AccessibleDocument.cxx

@@ -2266,6 +2266,7 @@ uno::Reference < XAccessible >
         mpAccessibleSpreadsheet->acquire();
         mpAccessibleSpreadsheet->Init();
         mbCompleteSheetSelected = IsTableSelected();
+        mpAccessibleSpreadsheet->FireFirstCellFocus(); // i123622
     }
     return mpAccessibleSpreadsheet;
 }