fix(website/page): change assets path to relative path

Author: kubosho

src/_layouts/website/page.html

@@ -11,8 +11,8 @@
 <meta name="twitter:site" content="@kubosho_">
 <meta name="twitter:creator" content="@kubosho_">
 <meta name="google-site-verification" content="ks4kX-pP-O3s-HHbW-QVvxv1GnAQ1hzM-HAyYrh_EIM">
-<link rel="preload" href="/assets/styles/page.css" as="style">
-<link rel="stylesheet" href="/assets/styles/page.css">
+<link rel="preload" href="./assets/styles/page.css" as="style">
+<link rel="stylesheet" href="./assets/styles/page.css">
 <script>
     window.__gaId__ = 'UA-25380313-6';
 
@@ -44,7 +44,7 @@
     });
 </script>
 <script src="https://www.googletagmanager.com/gtag/js?id=UA-25380313-6" defer></script>
-<script src="/assets/scripts/gaInitialize.js" type="module"></script>
+<script src="./assets/scripts/gaInitialize.js" type="module"></script>
 {% endblock %}
 
 {% block body %}