Bump build dependencies.

debian/changelog

@@ -1,6 +1,7 @@
 lxqt-session (1.4.0-0ubuntu1) UNRELEASED; urgency=medium
 
   * New upstream release.
+  * Bump build dependencies.
 
  -- Simon Quigley <tsimonq2@ubuntu.com>  Sun, 12 Nov 2023 18:57:57 -0600
 

debian/control

@@ -8,13 +8,13 @@ Section: x11
 Priority: optional
 Build-Depends: debhelper-compat (= 13),
                libkf5windowsystem-dev,
-               liblxqt1-dev (>= 1.3.0),
+               liblxqt1-dev (>= 1.4.0),
                libproc2-dev,
                libqt5svg5-dev,
                libqt5x11extras5-dev,
                libudev-dev [linux-any],
                libx11-dev,
-               qtxdg-tools (>= 3.11.0),
+               qtxdg-tools (>= 3.12.0),
                xdg-user-dirs
 Standards-Version: 4.6.2
 Vcs-Browser: https://git.lubuntu.me/Lubuntu/lxqt-session-packaging