DOC: Add joeykleingers as a Contributor for Code (#721)

Add Joey Kleingers as a contributor for code

---------

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

.all-contributorsrc

@@ -27,6 +27,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "joeykleingers",
+      "name": "Joey Kleingers",
+      "avatar_url": "https://avatars.githubusercontent.com/u/6197698?v=4",
+      "profile": "https://github.com/joeykleingers",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -91,6 +91,7 @@ Huge thanks go to these wonderful people ([emoji key](https://allcontributors.or
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="http://www.bluequartz.net"><img src="https://avatars.githubusercontent.com/u/5182396?v=4?s=100" width="100px;" alt="Michael Jackson"/><br /><sub><b>Michael Jackson</b></sub></a><br /><a href="https://github.com/BlueQuartzSoftware/complex/commits?author=imikejackson" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/JDuffeyBQ"><img src="https://avatars.githubusercontent.com/u/43142415?v=4?s=100" width="100px;" alt="Jared Duffey"/><br /><sub><b>Jared Duffey</b></sub></a><br /><a href="https://github.com/BlueQuartzSoftware/complex/commits?author=JDuffeyBQ" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/joeykleingers"><img src="https://avatars.githubusercontent.com/u/6197698?v=4?s=100" width="100px;" alt="Joey Kleingers"/><br /><sub><b>Joey Kleingers</b></sub></a><br /><a href="https://github.com/BlueQuartzSoftware/complex/commits?author=joeykleingers" title="Code">💻</a></td>
     </tr>
   </tbody>
   <tfoot>