主题设置默认折叠其他主题以优化进入设置界面时的性能

src/lang/en-us.json

@@ -661,6 +661,7 @@
   "theme_max_tip": "You can only add up to 10 themes, delete some and add more 😜",
   "theme_mid_autumn": "Mid-Autumn",
   "theme_ming": "Ming",
+  "theme_more_btn_show": "More theme",
   "theme_naruto": "Naruto",
   "theme_orange": "Orange",
   "theme_pink": "Pink",

src/lang/zh-cn.json

@@ -661,6 +661,7 @@
   "theme_max_tip": "最多只能添加10个主题哦，删掉一些再添加吧 😜 ",
   "theme_mid_autumn": "月里嫦娥",
   "theme_ming": "青出于黑",
+  "theme_more_btn_show": "更多主题",
   "theme_naruto": "木叶之村",
   "theme_orange": "橙黄橘绿",
   "theme_pink": "粉装玉琢",

src/lang/zh-tw.json

@@ -661,6 +661,7 @@
   "theme_max_tip": "最多只能加10個主題哦，刪除一些再加吧 😜",
   "theme_mid_autumn": "月裡嫦娥",
   "theme_ming": "青出於黑",
+  "theme_more_btn_show": "更多主題",
   "theme_naruto": "木葉之村",
   "theme_orange": "橙黃橘綠",
   "theme_pink": "粉紅裝玉琢",