A bunch of i18n changes (#207)

* Syncing languages with latest US

* date format template + connection error message

* Added new strings + Substituted some menu item i18n

src/i18n/zh_CN.jsonc

@@ -1,6 +1,9 @@
 { 
   // App info
   "app.name": "Cider",
+
+  "date.format": "${y}年${m}月${d}日",
+
   // Dialogs
   "dialog.cancel": "取消",
   "dialog.ok": "确定",
@@ -9,6 +12,7 @@
   "notification.updatingLibrarySongs": "正在更新资料库的歌曲信息...",
   "notification.updatingLibraryAlbums": "正在更新资料库的专辑信息...",
   "notification.updatingLibraryArtists": "正在更新资料库的艺人信息...",
+  "notification.connectionError": "无法连接到 Apple Music。",
 
   // Terms
   "term.appleMusic": "Apple Music", // Follows brand term
@@ -64,6 +68,20 @@
   "term.enabled": "已启用",
   "term.disabled": "已禁用",
   "term.connect": "连接",
+  "term.confirm": "确认？",
+  "term.more": "更多",
+  "term.less": "较少",
+  "term.showMore": "显示更多",
+  "term.showLess": "显示更少",
+  "term.topSongs" : "热门歌曲",
+  "term.latestReleases": "最新发行",
+  "term.time.added": "添加于",
+  "term.time.released": "发行于", 
+  "term.time.updated": "更新于",
+  "term.fullscreenView": "全屏",
+  "term.defaultView": "默认",
+  "term.spacializedAudioSetting": "音频空间化设置",
+  "term.clearAll": "清空",
 
   // Home
   "home.title": "主页",