gui, man, authors: Update docs, translations, and contributors

AUTHORS

@@ -308,6 +308,7 @@ Simon Frei (imsodin) <[email protected]>
 Simon Mwepu <[email protected]>
 Simon Pickup <[email protected]>
 Sly_tom_cat <[email protected]>
+Sonu Kumar Saw <[email protected]>
 Stefan Kuntz (Stefan-Code) <[email protected]> <[email protected]>
 Stefan Tatschner (rumpelsepp) <[email protected]> <[email protected]> <[email protected]>
 Steven Eckhoff <[email protected]>

gui/default/assets/lang/lang-zh-CN.json

@@ -275,8 +275,8 @@
     "Oldest First": "最旧优先",
     "Optional descriptive label for the folder. Can be different on each device.": "文件夹的可选描述性标签。每个设备上可能不同。",
     "Options": "选项",
-    "Out of Sync": "不同步",
-    "Out of Sync Items": "不同步的项目",
+    "Out of Sync": "未同步",
+    "Out of Sync Items": "未同步的项目",
     "Outgoing Rate Limit (KiB/s)": "传出速率限制（KiB/s）",
     "Override": "覆盖",
     "Override Changes": "覆盖更改",