chore: matomo update (#4272)

- Add an additional Matomo container in order to get a more detailed telemetry view (micro/macro)
- Fully remove GTM

docs/docusaurus.config.js

@@ -43,6 +43,20 @@ const config = {
         })();
       `,
     },
+    {
+      tagName: "script",
+      attributes: {
+        type: "text/javascript",
+      },
+      innerHTML: `
+            var _mtm = window._mtm = window._mtm || [];
+            _mtm.push({'mtm.startTime': (new Date().getTime()), 'event': 'mtm.Start'});
+            (function() {
+                var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
+            g.async=true; g.src='https://cdn.matomo.cloud/aibignite.matomo.cloud/container_215cMJxo.js'; s.parentNode.insertBefore(g,s);
+        })();
+        `,
+    },
   ],
 
   presets: [
@@ -276,13 +290,6 @@ const config = {
         },
       },
     ],
-    [
-      "@docusaurus/plugin-google-gtag",
-      {
-        trackingID: "G-XL9GNV1KHW",
-        anonymizeIP: true,
-      },
-    ],
     async function myPlugin(context, options) {
       return {
         name: "docusaurus-tailwindcss",