update translations for plurals of release types

res/translations/zh.json

@@ -48,6 +48,7 @@
     "Close to system tray": "关闭到系统托盘",
     "Comment": "评论",
     "Compilation": "合集",
+    "Compilations": "合集",
     "Composer": "作曲家",
     "Configure your music server to add radio stations": "配置您的音乐服务器以添加电台",
     "Confirm Delete Playlist": "确认删除播放列表",
@@ -81,6 +82,7 @@
     "Enabled": "已启用",
     "Enter": "输入",
     "EP": "EP",
+    "EPs": "EPs",
     "Equalizer": "均衡器",
     "Error": "错误",
     "Exclusive mode": "独占模式",
@@ -199,6 +201,7 @@
     "Shuffle tracks": "随机播放曲目",
     "Similar artists": "相似艺术家",
     "Single": "单曲",
+    "Singles": "单曲",
     "Size": "大小",
     "Skip duplicate tracks": "跳过重复曲目",
     "Skip SSL certificate verification": "跳过 SSL 证书验证",