docs: update @Belco90 as a contributor

Author: Belco90

.all-contributorsrc

@@ -18,7 +18,9 @@
       "contributions": [
         "code",
         "doc",
-        "review"
+        "review",
+        "test",
+        "infra"
       ]
     },
     {

README.md

@@ -167,7 +167,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <!-- markdownlint-disable -->
 <table>
   <tr>
-    <td align="center"><a href="https://mario.dev"><img src="https://avatars1.githubusercontent.com/u/2677072?v=4" width="100px;" alt="Mario Beltrán Alarcón"/><br /><sub><b>Mario Beltrán Alarcón</b></sub></a><br /><a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=Belco90" title="Code">💻</a> <a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=Belco90" title="Documentation">📖</a> <a href="#review-Belco90" title="Reviewed Pull Requests">👀</a></td>
+    <td align="center"><a href="https://mario.dev"><img src="https://avatars1.githubusercontent.com/u/2677072?v=4" width="100px;" alt="Mario Beltrán Alarcón"/><br /><sub><b>Mario Beltrán Alarcón</b></sub></a><br /><a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=Belco90" title="Code">💻</a> <a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=Belco90" title="Documentation">📖</a> <a href="#review-Belco90" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=Belco90" title="Tests">⚠️</a> <a href="#infra-Belco90" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
     <td align="center"><a href="http://thomlom.dev"><img src="https://avatars3.githubusercontent.com/u/16003285?v=4" width="100px;" alt="Thomas Lombart"/><br /><sub><b>Thomas Lombart</b></sub></a><br /><a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=thomlom" title="Code">💻</a> <a href="https://github.com/Belco90/eslint-plugin-testing-library/commits?author=thomlom" title="Documentation">📖</a> <a href="#review-thomlom" title="Reviewed Pull Requests">👀</a></td>
   </tr>
 </table>