docs: add nickmccurdy as a contributor (#324)

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

Author: allcontributors[bot]

.all-contributorsrc

@@ -562,6 +562,17 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "nickmccurdy",
+      "name": "Nick McCurdy",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/927220?v=4",
+      "profile": "https://nickmccurdy.com/",
+      "contributions": [
+        "doc",
+        "bug",
+        "code"
+      ]
     }
   ],
   "repoHost": "https://github.com",

README.md

@@ -1160,11 +1160,13 @@ Thanks goes to these people ([emoji key][emojis]):
     <td align="center"><a href="https://github.com/geoffrich"><img src="https://avatars2.githubusercontent.com/u/4992896?v=4" width="100px;" alt=""/><br /><sub><b>Geoff Rich</b></sub></a><br /><a href="https://github.com/testing-library/jest-dom/commits?author=geoffrich" title="Code">💻</a> <a href="https://github.com/testing-library/jest-dom/commits?author=geoffrich" title="Tests">⚠️</a> <a href="#ideas-geoffrich" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/testing-library/jest-dom/issues?q=author%3Ageoffrich" title="Bug reports">🐛</a></td>
     <td align="center"><a href="https://github.com/syneva-runyan"><img src="https://avatars0.githubusercontent.com/u/20505588?v=4" width="100px;" alt=""/><br /><sub><b>Syneva</b></sub></a><br /><a href="https://github.com/testing-library/jest-dom/commits?author=syneva-runyan" title="Code">💻</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://nickmccurdy.com/"><img src="https://avatars0.githubusercontent.com/u/927220?v=4" width="100px;" alt=""/><br /><sub><b>Nick McCurdy</b></sub></a><br /><a href="https://github.com/testing-library/jest-dom/commits?author=nickmccurdy" title="Documentation">📖</a> <a href="https://github.com/testing-library/jest-dom/issues?q=author%3Anickmccurdy" title="Bug reports">🐛</a> <a href="https://github.com/testing-library/jest-dom/commits?author=nickmccurdy" title="Code">💻</a></td>
+  </tr>
 </table>
 
 <!-- markdownlint-enable -->
 <!-- prettier-ignore-end -->
-
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 This project follows the [all-contributors][all-contributors] specification.