docs: add robin-drexler as a contributor for code (#1140)

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

Author: allcontributors[bot]

Diff for: .all-contributorsrc

@@ -1526,6 +1526,15 @@
       "contributions": [
         "test"
       ]
+    },
+    {
+      "login": "robin-drexler",
+      "name": "Robin Drexler",
+      "avatar_url": "https://avatars.githubusercontent.com/u/474248?v=4",
+      "profile": "https://www.robin-drexler.com/",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "repoHost": "https://github.com"

Diff for: README.md

@@ -154,7 +154,7 @@ Thanks goes to these people ([emoji key][emojis]):
     <td align="center"><a href="https://github.com/alecook"><img src="https://avatars3.githubusercontent.com/u/725236?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Alex Cook</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=alecook" title="Documentation">📖</a> <a href="#example-alecook" title="Examples">💡</a> <a href="https://github.com/testing-library/dom-testing-library/pulls?q=is%3Apr+reviewed-by%3Aalecook" title="Reviewed Pull Requests">👀</a></td>
     <td align="center"><a href="https://github.com/dfcook"><img src="https://avatars3.githubusercontent.com/u/10348212?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Daniel Cook</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=dfcook" title="Code">💻</a> <a href="https://github.com/testing-library/dom-testing-library/commits?author=dfcook" title="Documentation">📖</a> <a href="https://github.com/testing-library/dom-testing-library/commits?author=dfcook" title="Tests">⚠️</a></td>
     <td align="center"><a href="https://github.com/thchia"><img src="https://avatars2.githubusercontent.com/u/21194045?s=400&v=4?s=100" width="100px;" alt=""/><br /><sub><b>Thomas Chia</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/issues?q=author%3Athchia" title="Bug reports">🐛</a> <a href="https://github.com/testing-library/dom-testing-library/commits?author=thchia" title="Code">💻</a></td>
-    <td align="center"><a href="http://timdeschryver.dev"><img src="https://avatars.githubusercontent.com/u/28659384?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Tim Deschryver</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=tdeschryver" title="Code">💻</a> <a href="https://github.com/testing-library/dom-testing-library/commits?author=tdeschryver" title="Tests">⚠️</a><a href="https://github.com/testing-library/dom-testing-library/pulls?q=is%3Apr+reviewed-by%3Atimdeschryver" title="Reviewed Pull Requests">👀</a></td>
+    <td align="center"><a href="http://timdeschryver.dev"><img src="https://avatars.githubusercontent.com/u/28659384?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Tim Deschryver</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=timdeschryver" title="Code">💻</a> <a href="https://github.com/testing-library/dom-testing-library/commits?author=timdeschryver" title="Tests">⚠️</a> <a href="https://github.com/testing-library/dom-testing-library/pulls?q=is%3Apr+reviewed-by%3Atimdeschryver" title="Reviewed Pull Requests">👀</a></td>
     <td align="center"><a href="https://alexkrolick.com"><img src="https://avatars3.githubusercontent.com/u/1571667?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Alex Krolick</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=alexkrolick" title="Code">💻</a></td>
     <td align="center"><a href="http://www.maddijoyce.com"><img src="https://avatars2.githubusercontent.com/u/2224291?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Maddi Joyce</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=maddijoyce" title="Code">💻</a></td>
   </tr>
@@ -332,6 +332,7 @@ Thanks goes to these people ([emoji key][emojis]):
   <tr>
     <td align="center"><a href="https://github.com/Dennis273"><img src="https://avatars.githubusercontent.com/u/19815164?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Dennis273</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=Dennis273" title="Code">💻</a></td>
     <td align="center"><a href="https://www.jacksonhardaker.dev"><img src="https://avatars.githubusercontent.com/u/7596320?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Jackson Hardaker</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=jacksonhardaker" title="Tests">⚠️</a></td>
+    <td align="center"><a href="https://www.robin-drexler.com/"><img src="https://avatars.githubusercontent.com/u/474248?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Robin Drexler</b></sub></a><br /><a href="https://github.com/testing-library/dom-testing-library/commits?author=robin-drexler" title="Code">💻</a></td>
   </tr>
 </table>