Update Standards-version to 4.2.0, no changes needed.

debian/changelog

@@ -1,6 +1,7 @@
 lxqt-panel (0.13.0-0ubuntu4) UNRELEASED; urgency=medium
 
   * Change the Uploaders to Ubuntu uploaders.
+  * Update Standards-version to 4.2.0, no changes needed.
 
  -- Simon Quigley <tsimonq2@ubuntu.com>  Thu, 16 Aug 2018 16:07:44 -0500
 

debian/control

@@ -29,7 +29,7 @@ Build-Depends: debhelper (>= 11),
                libxkbcommon-dev,
                libxkbcommon-x11-dev,
                libxrender-dev
-Standards-Version: 4.1.5
+Standards-Version: 4.2.0
 Vcs-Browser: https://phab.lubuntu.me/source/lxqt-panel/
 Vcs-Git: https://phab.lubuntu.me/source/lxqt-panel.git
 XS-Debian-Vcs-Browser: https://salsa.debian.org/lxqt-team/lxqt-panel