docs: remove 'early stage' from README.md note (#2176)

## PR Checklist

- [x] Addresses an existing open issue: fixes #2175
- [x] That issue was marked as [`status: accepting
prs`](https://github.com/JoshuaKGoldberg/create-typescript-app/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [x] Steps in
[CONTRIBUTING.md](https://github.com/JoshuaKGoldberg/create-typescript-app/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

🎁

Author: JoshuaKGoldberg

README.md

@@ -52,7 +52,7 @@ You can read more about `create-typescript-app` and the tooling it supports:
 3. [**FAQs**](./docs/FAQs.md): frequently asked questions and troubleshooting
 
 > [!NOTE]  
-> This template is early stage, opinionated, and not endorsed by the TypeScript team.
+> This template is opinionated and not endorsed by the TypeScript team.
 > It can be configured to set up a _lot_ of tooling out of the box.
 > If you don't want to use any particular tool, you can always remove it manually.