sync: from linuxdeepin/dde-session-shell

Synchronize source files from linuxdeepin/dde-session-shell.

Source-pull-request: linuxdeepin/dde-session-shell#26

Author: deepin-ci-robot

configs/org.deepin.dde.lock.json

@@ -53,7 +53,7 @@
             "visibility": "private"
         },
         "enableShortcutForLock":{
-            "value": ["Screenshot","Screen Recorder","Full screenshot"],
+            "value": ["Screenshot","Screen Recorder","Full screenshot","WLAN"],
             "serial": 0,
             "flags": [],
             "name": "EnableShortcutForLock",