jsx/zh-*: Fix "pin column" for Chinese (#5060)

app/javascript/mastodon/locales/zh-CN.json

@@ -33,15 +33,15 @@
   "column.home": "主页",
   "column.mutes": "被静音的用户",
   "column.notifications": "通知",
-  "column.pins": "Pinned toot",
+  "column.pins": "置顶嘟文",
   "column.public": "跨站公共时间轴",
   "column_back_button.label": "返回",
   "column_header.hide_settings": "隐藏设置",
   "column_header.moveLeft_settings": "将栏左移",
   "column_header.moveRight_settings": "将栏右移",
-  "column_header.pin": "置顶",
+  "column_header.pin": "固定",
   "column_header.show_settings": "显示设置",
-  "column_header.unpin": "撤顶",
+  "column_header.unpin": "取下",
   "column_subheading.navigation": "导航",
   "column_subheading.settings": "设置",
   "compose_form.lock_disclaimer": "你的帐户没 {locked}. 任何人可以通过关注你来查看只有关注者可见的嘟文.",
@@ -200,9 +200,9 @@
   "upload_form.undo": "还原",
   "upload_progress.label": "上传中……",
   "video.close": "关闭影片",
-  "video.exit_fullscreen": "退出全荧幕",
+  "video.exit_fullscreen": "退出全屏",
   "video.expand": "展开影片",
-  "video.fullscreen": "全荧幕",
+  "video.fullscreen": "全屏",
   "video.hide": "隐藏影片",
   "video.mute": "静音",
   "video.pause": "暂停",