🤖 Pick PR #58895 (Fix global when typescript.js loade...) into release-5.5 (#58896)

Co-authored-by: Jake Bailey <5341706+jakebailey@users.noreply.github.com>

scripts/browserIntegrationTest.mjs

@@ -29,6 +29,7 @@ for (const browserType of browsers) {
     await page.setContent(`
     <html>
     <script>${readFileSync(join("built", "local", "typescript.js"), "utf8")}</script>
+    <script>if (typeof ts.version !== "string") throw new Error("ts.version not set")</script>
     </html>
     `);