feat(experiment): stop rewriting Web/API page titles (#11218)

* Revert "fix(experiment): replace test group for Web/API page titles (#10955)"

This reverts commit 559f8fd.

* Revert "feat(experiment): rewrite Web/API page titles (#10926)"

This reverts commit b625183.

build/index.ts

@@ -44,7 +44,6 @@ import {
   postProcessSmallerHeadingIDs,
 } from "./utils.js";
 import { getWebFeatureStatus } from "./web-features.js";
-import { rewritePageTitleForSEO } from "./seo.js";
 export { default as SearchIndex } from "./search-index.js";
 export { gather as gatherGitHistory } from "./git-history.js";
 export { buildSPAs } from "./spas.js";
@@ -537,8 +536,7 @@ export async function buildDocument(
   // a breadcrumb in the React component.
   addBreadcrumbData(document.url, doc);
 
-  const pageTitle = getPageTitle(doc);
-  doc.pageTitle = rewritePageTitleForSEO(doc.mdn_url, pageTitle);
+  doc.pageTitle = getPageTitle(doc);
 
   // Decide whether it should be indexed (sitemaps, robots meta tag, search-index)
   doc.noIndexing =