fix: 修复了plugins.json报错的问题

src/plugins/liteyuki_plugin_npm/installer.py

@@ -214,6 +214,7 @@ def npm_install(plugin_module_name) -> tuple[bool, str]:
 
     mirrors = [
             "https://pypi.tuna.tsinghua.edu.cn/simple",
+            "https://pypi.mirrors.cqupt.edu.cn/simple/",
             "https://pypi.org/simple",
     ]
 

src/utils/message.py

@@ -100,4 +100,4 @@ class Markdown:
             markdown格式的链接
 
         """
-        return f"[链接{name}]({encode_url(url)})"
+        return f"[🔗{name}]({encode_url(url)})"