docs: add kdeldycke as a contributor for ideas (#471)

* docs: update README.md [skip ci]

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

---------

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

.all-contributorsrc

@@ -262,7 +262,8 @@
  "avatar_url": "https://avatars.githubusercontent.com/u/159718?v=4",
  "profile": "https://kevin.deldycke.com",
  "contributions": [
- "bug"
+ "bug",
+ "ideas"
  ]
  }
  ],

README.md

@@ -574,7 +574,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
  <td align="center" valign="top" width="14.28%"><a href="http://www.xontab.com"><img src="https://avatars.githubusercontent.com/u/4987684?v=4?s=100" width="100px;" alt="Shaun Tabone"/><br /><sub><b>Shaun Tabone</b></sub></a><br /><a href="https://github.com/AndreasAugustin/actions-template-sync/commits?author=xontab" title="Code">💻</a></td>
  <td align="center" valign="top" width="14.28%"><a href="https://github.com/kevin-aude"><img src="https://avatars.githubusercontent.com/u/98819045?v=4?s=100" width="100px;" alt="Kevin AUDE"/><br /><sub><b>Kevin AUDE</b></sub></a><br /><a href="#ideas-kevin-aude" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/AndreasAugustin/actions-template-sync/commits?author=kevin-aude" title="Code">💻</a></td>
  <td align="center" valign="top" width="14.28%"><a href="https://github.com/Jnig"><img src="https://avatars.githubusercontent.com/u/3729585?v=4?s=100" width="100px;" alt="Jakob"/><br /><sub><b>Jakob</b></sub></a><br /><a href="https://github.com/AndreasAugustin/actions-template-sync/pulls?q=is%3Apr+reviewed-by%3Ajnig" title="Reviewed Pull Requests">👀</a></td>
- <td align="center" valign="top" width="14.28%"><a href="https://kevin.deldycke.com"><img src="https://avatars.githubusercontent.com/u/159718?v=4?s=100" width="100px;" alt="Kevin Deldycke"/><br /><sub><b>Kevin Deldycke</b></sub></a><br /><a href="https://github.com/AndreasAugustin/actions-template-sync/issues?q=author%3Akdeldycke" title="Bug reports">🐛</a></td>
+ <td align="center" valign="top" width="14.28%"><a href="https://kevin.deldycke.com"><img src="https://avatars.githubusercontent.com/u/159718?v=4?s=100" width="100px;" alt="Kevin Deldycke"/><br /><sub><b>Kevin Deldycke</b></sub></a><br /><a href="https://github.com/AndreasAugustin/actions-template-sync/issues?q=author%3Akdeldycke" title="Bug reports">🐛</a> <a href="#ideas-kdeldycke" title="Ideas, Planning, & Feedback">🤔</a></td>
  </tr>
  </tbody>
 </table>