docs: Fix location of gtag in docusaurus config

Required after version bump

Author: bmonkman

doc-site/docusaurus.config.js

@@ -13,10 +13,6 @@ module.exports = {
   ...misc(),
   projectName: repositoryName,
   themeConfig: {
-    gtag: {
-      trackingID: 'G-6FN66NMDES',
-    },
-
     colorMode: {
       defaultMode: 'dark',
     },
@@ -87,6 +83,9 @@ module.exports = {
         theme: {
           customCss: require.resolve('./src/css/custom.css'),
         },
+        gtag: {
+          trackingID: 'G-6FN66NMDES',
+        },
         debug: true,
       },
     ],