fix(GA): attempt to fix broken GA integration

also update partytown

Author: ryuheechul

package-lock.json

@@ -21,7 +21,7 @@
   },
   "devDependencies": {
     "@astrojs/mdx": "^0.19.0",
-    "@astrojs/partytown": "^1.2.1",
+    "@astrojs/partytown": "^2.1.2",
     "@astrojs/svelte": "^2.0.1",
     "@github/clipboard-copy-element": "^1.1.2",
     "@iconify-json/bi": "^1.1.15",

package.json

@@ -3,14 +3,15 @@
 
 <>
   <!-- Google tag (gtag.js) -->
-  <script async type="text/partytown" src="https://www.googletagmanager.com/gtag/js?id=G-2PFC5181P7"
+  <script type="text/partytown" src="https://www.googletagmanager.com/gtag/js?id=G-2PFC5181P7"
   ></script>
   <script type="text/partytown">
     window.dataLayer = window.dataLayer || [];
     function gtag() {
       dataLayer.push(arguments);
     }
 
+    // to filter out non-production or non-official deployment views
     if (window.location.hostname === 'bizarre-binary.github.io') {
       gtag('js', new Date());
       gtag('config', 'G-2PFC5181P7');