gnu: evince: Update to 3.20.1.

* gnu/packages/gnome.scm (evince): Update to 3.20.1.

gnu/packages/gnome.scm

@@ -464,7 +464,7 @@ (define-public gnome-keyring
 (define-public evince
   (package
     (name "evince")
-    (version "3.20.0")
+    (version "3.20.1")
     (source (origin
              (method url-fetch)
              (uri (string-append "mirror://gnome/sources/" name "/"
@@ -472,7 +472,7 @@ (define-public evince
                                  name "-" version ".tar.xz"))
              (sha256
               (base32
-               "1052lm4i5qq27sgk6ck5xc1cxh0qx4zzhifjhmzjlv38afj5i0yg"))))
+               "0m80s98k4i463dclpyk01fqb91cawbb6vvcz5vq2974k6qqc4ypw"))))
     (build-system glib-or-gtk-build-system)
     (arguments
      `(#:configure-flags '("--disable-nautilus")