gnu: rygel: Update to 0.42.6.

* gnu/packages/gnome.scm (rygel): Update to 0.42.6.

gnu/packages/gnome.scm

@@ -1726,7 +1726,7 @@ to preview files on the GNOME desktop.")
 (define-public rygel
   (package
     (name "rygel")
-    (version "0.42.5")
+    (version "0.42.6")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://gnome/sources/" name "/"
@@ -1734,7 +1734,7 @@ to preview files on the GNOME desktop.")
                                   name "-" version ".tar.xz"))
               (sha256
                (base32
-                "17yqnw802vp92cs7ci7kjrixbj446gcriai2dggal4375qnn0cqi"))))
+                "011k9vph4vz8md9cg03g5r3qjwf18yz5dfma4rg3g20hnq25glj7"))))
     (build-system meson-build-system)
     (arguments
      ;; Disable the tracker plugin.