Bump build dependencies in debian/control.

debian/changelog

@@ -3,6 +3,7 @@ qtermwidget (1.2.0-0ubuntu1) UNRELEASED; urgency=medium
   * New upstream release.
   * Fix the watch file, for real this time.
   * Lubuntuify the package slightly, to make debhelper happy.
+  * Bump build dependencies in debian/control.
 
  -- Simon Quigley <tsimonq2@ubuntu.com>  Thu, 17 Nov 2022 16:29:27 -0600
 

debian/control

@@ -10,7 +10,7 @@ Priority: optional
 Build-Depends: cmake,
                debhelper-compat (= 13),
                libutf8proc-dev,
-               lxqt-build-tools (>= 0.11.0),
+               lxqt-build-tools (>= 0.12.0),
                qtbase5-dev
 Standards-Version: 4.6.1
 Vcs-Browser: https://git.lubuntu.me/Lubuntu/qtermwidget-packaging