Remove leftover debugging printf

Besides, it caused a WaE: format '%d' expects argument of type 'int', but
argument 3 has type 'sal_Int32 {aka long int}'

Change-Id: Ib0360816e7d0a4829aff4267aa922269950d520c
diff --git a/vcl/source/control/edit.cxx b/vcl/source/control/edit.cxx
index 70f19f9..513047c 100644
--- a/vcl/source/control/edit.cxx
+++ b/vcl/source/control/edit.cxx
@@ -219,7 +219,6 @@ void Edit::setMaxWidthChars(sal_Int32 nWidth)
    if (nWidth != mnMaxWidthChars)
    {
        mnMaxWidthChars = nWidth;
        fprintf(stderr, "setMaxWidthChars of %d\n", nWidth);
        queue_resize();
    }
}