Drop Breaks and Replaces on packages are not exist in debian.

debian/control

@@ -26,14 +26,6 @@ Vcs-Browser: http://anonscm.debian.org/cgit/pkg-lxqt/lxqt-session.git
 Package: lxqt-session
 Provides: x-session-manager
 Architecture: any
-Breaks:
- lxqt-session-qt5 (<< 0.9.0),
- lxqt-power (<< 0.9.0),
- lxqt-appswitcher (<< 0.9.0),
-Replaces:
- lxqt-session-qt5 (<< 0.9.0),
- lxqt-power (<< 0.9.0),
- lxqt-appswitcher (<< 0.9.0),
 Pre-Depends:
  lxqt-common,
 Depends: