Update head-custom.html

Author: beiyuouo

_includes/head-custom.html

@@ -41,7 +41,7 @@
   var _hmt = _hmt || [];
   (function () {
     var hm = document.createElement("script");
-    hm.src = "https://hm.baidu.com/hm.js?1f5057d4e4d6ad127da0662b8617f303";
+    hm.src = "https://hm.baidu.com/hm.js?1e51e03254346e59983a53d69379adbf";
     var s = document.getElementsByTagName("script")[0];
     s.parentNode.insertBefore(hm, s);
   })();