gnu: elementary-xfce-icon-theme: Update to 0.18.

* gnu/packages/xfce.scm (elementary-xfce-icon-theme): Update to 0.18.

Change-Id: Ibcb595e20553c18893db3cad5d95bd85ef1c04fc

gnu/packages/xfce.scm

@@ -270,7 +270,7 @@ it to your needs by using several command line options.")
 (define-public elementary-xfce-icon-theme
   (package
     (name "elementary-xfce-icon-theme")
-    (version "0.17")
+    (version "0.18")
     (source (origin
               (method git-fetch)
               (uri
@@ -280,7 +280,7 @@ it to your needs by using several command line options.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0jlawp6rg55w5cm4d7836r660i2pnc5gkzpdjsq7w5875i85arzm"))))
+                "124bdgghkjkpcsfn9a2ad6zqy233pi9jqmv8w8a3ha6q3al2s11s"))))
     (build-system gnu-build-system)
     (arguments
      '(#:tests? #f                      ; no check target