Revert "Merge pull request #7509 from betagouv/US/fix-dynamic-imports-on-ff-60-69"

This reverts commit 8e13015e85, reversing
changes made to 3a16905d79.

vite.config.ts

@@ -44,7 +44,16 @@ if (shouldBuildLegacy()) {
 export default defineConfig({
   resolve: { alias: { '@utils': '/shared/utils.ts' } },
   build: {
-    sourcemap: true
+    sourcemap: true,
+    rollupOptions: {
+      output: {
+        manualChunks(id) {
+          if (id.match('maplibre') || id.match('mapbox')) {
+            return 'maplibre';
+          }
+        }
+      }
+    }
   },
   plugins
 });