Web: Controllers cleanup (#14616)

* web: Fix issues surrounding availability of controllers during init.

web: Fix edgecase where flow does not have brand.

* web: Fix import path.

* web: Clean up mixin/controller paths.

* web: Prepare for consistent import styling.

- Prep for Storybook fixes.

* web: Update MDX types.

* web: Fix issues surrounding async imports, MDX typing, relative paths.

* web: Format. Clarify.

* web: Group module types.

web/src/elements/AuthenticatedInterface.ts

@@ -0,0 +1,12 @@
+import { Interface } from "#elements/Interface";
+import { LicenseContextController } from "#elements/controllers/EnterpriseContextController";
+import { VersionContextController } from "#elements/controllers/VersionContextController";
+
+export class AuthenticatedInterface extends Interface {
+    constructor() {
+        super();
+
+        this.addController(new LicenseContextController(this));
+        this.addController(new VersionContextController(this));
+    }
+}