chore: bump version to 1.0.50

update changelog to 1.0.50

Log: update changelog to 1.0.50

Author: mhduiy

debian/changelog

@@ -1,3 +1,11 @@
+deepin-update-ui (1.0.50) unstable; urgency=medium
+
+  * fix(qml): fix button layout margin by adding right margin
+  * [dde-update-ui] Updates for project Deepin Desktop Environment
+    (#271)
+
+ -- zhangkun <zhangkun2@uniontech.com>  Thu, 23 Apr 2026 21:46:26 +0800
+
 deepin-update-ui (1.0.49) unstable; urgency=medium
 
   * feat: add update detail expansion and fix version display