docs: add jbutz as a contributor for infra (testing-library#1054)

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

Author: allcontributors[bot]

.all-contributorsrc

@@ -1871,6 +1871,15 @@
  "contributions": [
  "doc"
  ]
+ },
+ {
+ "login": "jbutz",
+ "name": "Jason Butz",
+ "avatar_url": "https://avatars.githubusercontent.com/u/736696?v=4",
+ "profile": "http://www.jasonbutz.info",
+ "contributions": [
+ "infra"
+ ]
  }
  ],
  "contributorsPerLine": 7,

README.md

@@ -399,6 +399,7 @@ Thanks goes to these wonderful people
  <td align="center"><a href="http://krychaxp.pl"><img src="https://avatars.githubusercontent.com/u/55843050?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Krychaxp</b></sub></a><br /><a href="https://github.com/testing-library/testing-library-docs/commits?author=krychaxp" title="Documentation">📖</a></td>
  <td align="center"><a href="https://github.com/mohetti"><img src="https://avatars.githubusercontent.com/u/73931283?v=4?s=100" width="100px;" alt=""/><br /><sub><b>momokolo</b></sub></a><br /><a href="https://github.com/testing-library/testing-library-docs/commits?author=mohetti" title="Documentation">📖</a></td>
  <td align="center"><a href="https://github.com/meatnordrink"><img src="https://avatars.githubusercontent.com/u/35735666?v=4?s=100" width="100px;" alt=""/><br /><sub><b>AndyG</b></sub></a><br /><a href="https://github.com/testing-library/testing-library-docs/commits?author=meatnordrink" title="Documentation">📖</a></td>
+ <td align="center"><a href="http://www.jasonbutz.info"><img src="https://avatars.githubusercontent.com/u/736696?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Jason Butz</b></sub></a><br /><a href="#infra-jbutz" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
  </tr>
 </table>