updated url to https

.vuepress/themeConfig.ts

@@ -3,18 +3,18 @@ import * as navbar from "./navbar";
 import * as sidebar from "./sidebar";
 
 export default defineThemeConfig({
-  hostname: "http://blog.xjtustei.nteren.net",
+  hostname: "https://blog.xjtustei.nteren.net",
 
   author: {
     name: "XJTU-STEI",
-    url: "http://blog.xjtustei.nteren.net",
+    url: "https://blog.xjtustei.nteren.net",
   },
 
   iconPrefix: "iconfont icon-",
 
   logo: "/logo.svg",
 
-  repo: "http://git.xjtustei.nteren.net/XJTUSTEI/stei-blog",
+  repo: "https://git.xjtustei.nteren.net/XJTUSTEI/stei-blog",
 
   docsDir: "/",