Fix typo

Change-Id: Id9d19965511760839e8e93488b1cc6a98fbd4a5c
Reviewed-on: https://gerrit.libreoffice.org/70493
Tested-by: Jenkins
Reviewed-by: himajin100000 <himajin100000@gmail.com>
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>

canvas/source/directx/dx_textlayout_drawhelper.cxx

@@ -195,7 +195,7 @@ namespace dxcanvas
             SetTextAlign(hdc, TA_BASELINE);
             SetWorldTransform(hdc, &aXForm);
 
-            // use a empty StartPosition for text rendering
+            // use an empty StartPosition for text rendering
             const Point aEmptyPoint(0, 0);
 
             // create the String