chore: update changelog

Release 5.6.34.

debian/changelog

@@ -1,3 +1,11 @@
+dde-qt5platform-plugins (5.6.34) unstable; urgency=medium
+
+  * feat: support to change window effects(Bug: 244347)
+  * fix: compl error in deepin
+  * chore: code style
+
+ -- Deepin Packages Builder <[email protected]>  Tue, 20 Aug 2024 05:03:51 +0000
+
 dde-qt5platform-plugins (5.6.32) unstable; urgency=medium
 
   * fix: window border properties cannot change in real time(Issue: https://github.com/linuxdeepin/developer-center/issues/8342)(Influence: 边界颜色,边框宽度,阴影颜色,偏移量等窗口属性能实时变化)