docs: add Rishab87 as a contributor for code, and test (#1443)

* docs: update CONTRIBUTORS.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

---------

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

Author: allcontributors[bot]

.all-contributorsrc

@@ -1473,7 +1473,8 @@
       "avatar_url": "https://avatars.githubusercontent.com/u/138858208?v=4",
       "profile": "https://github.com/Rishab87",
       "contributions": [
-        "code"
+        "code",
+        "test"
       ]
     },
     {

CONTRIBUTORS.md

@@ -218,7 +218,7 @@ _Note: due to GitHub's limitations, this repository's [Contributors](https://git
       <td align="center" valign="top" width="16.66%"><a href="http://benjaminfoxstudios.com"><img src="https://avatars.githubusercontent.com/u/234190?v=4?s=120" width="120px;" alt="Benjamin Fox"/><br /><sub><b>Benjamin Fox</b></sub></a><br /><a href="https://github.com/processing/processing4/commits?author=tracerstar" title="Code">💻</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/e1dem"><img src="https://avatars.githubusercontent.com/u/32488297?v=4?s=120" width="120px;" alt="e1dem"/><br /><sub><b>e1dem</b></sub></a><br /><a href="https://github.com/processing/processing4/commits?author=e1dem" title="Code">💻</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/inteqam"><img src="https://avatars.githubusercontent.com/u/104833943?v=4?s=120" width="120px;" alt="Aditya Chaudhary"/><br /><sub><b>Aditya Chaudhary</b></sub></a><br /><a href="https://github.com/processing/processing4/commits?author=inteqam" title="Code">💻</a></td>
-      <td align="center" valign="top" width="16.66%"><a href="https://github.com/Rishab87"><img src="https://avatars.githubusercontent.com/u/138858208?v=4?s=120" width="120px;" alt="Rishab Kumar Jha"/><br /><sub><b>Rishab Kumar Jha</b></sub></a><br /><a href="https://github.com/processing/processing4/commits?author=Rishab87" title="Code">💻</a></td>
+      <td align="center" valign="top" width="16.66%"><a href="https://github.com/Rishab87"><img src="https://avatars.githubusercontent.com/u/138858208?v=4?s=120" width="120px;" alt="Rishab Kumar Jha"/><br /><sub><b>Rishab Kumar Jha</b></sub></a><br /><a href="https://github.com/processing/processing4/commits?author=Rishab87" title="Code">💻</a> <a href="https://github.com/processing/processing4/commits?author=Rishab87" title="Tests">⚠️</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/yehiarasheed"><img src="https://avatars.githubusercontent.com/u/157399068?v=4?s=120" width="120px;" alt="Yehia Rasheed"/><br /><sub><b>Yehia Rasheed</b></sub></a><br /><a href="https://github.com/processing/processing4/commits?author=yehiarasheed" title="Code">💻</a></td>
     </tr>
     <tr>