fix mobile browsers table heading

README.md

@@ -902,7 +902,7 @@ This is a section for repos that are similar to this one either because they are
 
 ### Mobile Browsers
 
-| Name | Last Untainted <br /> Version/Commit ID | Evidence | Alternatives |
+| Name | Last Untainted <br /> Version/Commit ID | Evidence |
 |---|:---:|---|
 | [Brave] | [![Request for Help](./badges/request-for-help.svg)](#request-for-help) | [![AI Functionality](./badges/ai-functionality.svg)](#ai-functionality) ([1](https://brave.com/ai/))<br />[![Permissive AI policy](./badges/permissive-ai-policy-orange.svg)](#permissive-ai-policy) ([1](https://github.com/brave/brave-core/blob/master/CONTRIBUTING.md#ai-assisted-contributions), [2](https://github.com/brave/brave-core/blob/master/.claude/CLAUDE.md), [3](https://github.com/brave/brave-core/commit/55bc3c7913751174c2f727d4d5c16360c85196b5))<br />[![AI Code Reviews](./badges/ai-code-reviews-purple.svg)](#ai-code-reviews) ([1](https://github.com/brave/brave-core/pull/34783), [2](https://github.com/brave/brave-core/pull/35614), [3](https://github.com/brave/brave-core/pull/35818))|
 | Firefox | [![Request for Help](./badges/request-for-help.svg)](#request-for-help) | [![Permissive AI policy](./badges/permissive-ai-policy-orange.svg)](#permissive-ai-policy) ([1](https://github.com/mozilla-firefox/firefox/commit/71cc24b6a400dbd434e4df37087960d94b764791), [2](https://blog.mozilla.org/en/firefox/hardening-firefox-anthropic-red-team/))<br />[![AI Functionality](./badges/ai-functionality.svg)](#ai-functionality) ([1](https://web.archive.org/web/20260316170257/https://alextheward.com/blog/mozilla_is_now_an_ai_company)) |