Get rid of redundant create output global call.

src/output.zig

@@ -90,13 +90,8 @@ pub const Output = struct {
             // Add the new output to the layout. The add_auto function arranges outputs
             // from left-to-right in the order they appear. A more sophisticated
             // compositor would let the user configure the arrangement of outputs in the
-            // layout.
+            // layout. This automatically creates an output global on the wl_display.
             c.wlr_output_layout_add_auto(root.wlr_output_layout, wlr_output);
-
-            // Creating the global adds a wl_output global to the display, which Wayland
-            // clients can see to find out information about the output (such as
-            // DPI, scale factor, manufacturer, etc).
-            c.wlr_output_create_global(wlr_output);
         }
     }