gnu: privoxy: Update to 3.0.28.

* gnu/packages/tor.scm (privoxy): Update to 3.0.28.

gnu/packages/tor.scm

@@ -125,7 +125,7 @@ rejects UDP traffic from the application you're using.")
 (define-public privoxy
   (package
     (name "privoxy")
-    (version "3.0.26")
+    (version "3.0.28")
     (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/ijbswa/Sources/"
@@ -133,7 +133,7 @@ rejects UDP traffic from the application you're using.")
                                  version "-stable-src.tar.gz"))
              (sha256
               (base32
-               "1n4wpxmahl8m2y3d1azxa8lrdbpaad007k458skxrpz57ss1br2p"))))
+               "0jl2yav1qzqnaqnnx8i6i53ayckkimcrs3l6ryvv7bda6v08rmxm"))))
     (build-system gnu-build-system)
     (arguments
      '(;; The default 'sysconfdir' is $out/etc; change that to