feature: Add scroll detection for NodeDescription overflow and remove feature flag (#3676)

* feat: Add scroll detection for NodeDescription overflow

* style: update CSS to hide non-selected note nodes

* remove feature flag

* [autofix.ci] apply automated fixes

* refactor: update feature flags and test IDs

- Update ENABLE_MVPS flag to false in feature-flags.ts
- Update testId from "extended-disclosure" to "bundle-extended-disclosure" in extraSidebarComponent/index.tsx

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Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

src/frontend/tests/scheduled-end-to-end/sticky-notes.spec.ts

@@ -3,10 +3,6 @@ import { expect, test } from "@playwright/test";
 import uaParser from "ua-parser-js";
 
 test("user should be able to interact with sticky notes", async ({ page }) => {
-  // prevent test from failing if feature flag is disabled
-  if (!ENABLE_MVPS) {
-    return;
-  }
   await page.goto("/");
   await page.waitForSelector('[data-testid="mainpage_title"]', {
     timeout: 30000,