meta: add typescript team to codeowners

PR-URL: #54101
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
Reviewed-By: Michael Dawson <midawson@redhat.com>

Author: marco-ippolito

Diff for: .github/CODEOWNERS

@@ -181,3 +181,10 @@
 /lib/internal/navigator.js @nodejs/web-standards
 /test/fixtures/wpt/ @nodejs/web-standards
 /test/wpt/ @nodejs/web-standards
+
+# TypeScript
+
+/deps/amaro/ @nodejs/typescript
+/doc/api/typescript.md @nodejs/typescript
+/test/fixtures/typescript/ @nodejs/typescript
+/tools/dep_updaters/update-amaro.sh @nodejs/typescript