gnu: python-dbus-python: Revert ordering change on native-inputs.

A large number of rebuilds (3987 according to guix refresh) was triggered by:

  a9abf9a7b3 gnu: python-dbus-python: Fix
  indentation.

Reverting the ordering changes does not trigger any rebuilds.

* gnu/packages/python-xyz.scm (python-dbus-python): Unsort native-inputs.

gnu/packages/python-xyz.scm

@@ -30083,11 +30083,11 @@ for YAML and JSON.")
               (substitute* "setup.cfg"
                 (("(ninja|patchelf)") "")))))))
     (native-inputs
-     (list meson
-           pkg-config
+     (list pkg-config
+           python-meson-python
+           meson
            ninja
            patchelf
-           python-meson-python
            python-sphinx
            python-sphinx-rtd-theme
            python-tappy