show full label in overview popup by expanding horizontal space

demo/overview.c

@@ -687,7 +687,7 @@ overview(struct nk_context *ctx)
             struct nk_rect bounds;
 
             /* menu contextual */
-            nk_layout_row_static(ctx, 30, 150, 1);
+            nk_layout_row_static(ctx, 30, 160, 1);
             bounds = nk_widget_bounds(ctx);
             nk_label(ctx, "Right click me for menu", NK_TEXT_LEFT);