Bump version for new upstream release

debian/changelog

@@ -1,3 +1,9 @@
+lxqt-session (2.0.0-0ubuntu1) UNRELEASED; urgency=medium
+
+  * New upstream release.
+
+ -- Aaron Rainbolt <arraybolt3@ubuntu.com>  Thu, 27 Jun 2024 22:32:10 -0500
+
 lxqt-session (1.4.0-0ubuntu3) noble; urgency=medium
 
   * Copy over GTK 3 settings by default (LP: #2047705).