xfdesktop: Update version from 4.14.1 to 4.14.2

From *ANNOUNCE: xfdesktop 4.14.2 released*:

> Release notes for 4.14.2
> ========================
> - Update thumbnail when file changes (Bug #14919)
> - Add DnD support for application/octet-stream (Bug #14919)
> - windowlist: Fix ellipsizing (Bug #15851)
> - Add padding to custom actions without icon (Bug #14628)
> - Fix yet another rubber band DnD issue (Bug #16046)
> - Reintroduce workaround for Bug #11283
> - Show file names in tooltips (Bug #15899)
> - fallback style: Highlight selected icons (Bug #15866)

Hopefully, some crashes will also be fixed happening since August 2019
on all desktop systems.

    Tue Jul  7 07:51:32 2020] traps: xfdesktop[908] general protection ip:42335e sp:7ffe2d63fc40 error:0 in xfdesktop[418000+36000]

xfdesktop.be0

@@ -1,6 +1,6 @@
 #!/usr/bin/env beesh
 
-# BEE_VERSION xfdesktop-4.14.1-0
+# BEE_VERSION xfdesktop-4.14.2-0
 
 SRCURL[0]="http://archive.xfce.org/src/xfce/xfdesktop/${PKGVERSION[2]}/xfdesktop-${PKGVERSION}.tar.bz2"