docs: update README.md [skip ci]

Author: allcontributors[bot]

README.md

@@ -1,7 +1,5 @@
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
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 [![All Contributors](https://img.shields.io/badge/all_contributors-186-orange.svg?style=flat-square)](#contributors)
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 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 <h1 align="center" style="margin-top: 1em; margin-bottom: 3em;">
@@ -385,7 +383,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/karansinghgit"><img src="https://avatars3.githubusercontent.com/u/44376616?v=4" width="100px;" alt=""/><br /><sub><b>karansinghgit</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/commits?author=karansinghgit" title="Code">💻</a></td>
   </tr>
   <tr>
-    <td align="center"><a href="https://www.manning.com/books/redux-in-action?a_aid=coach&a_bid=48d05fcb"><img src="https://avatars1.githubusercontent.com/u/3621728?v=4" width="100px;" alt=""/><br /><sub><b>Marc Garreau</b></sub></a><br /><a href="#content-marcgarreau" title="Content">🖋</a></td>
+    <td align="center"><a href="https://www.manning.com/books/redux-in-action?a_aid=coach&a_bid=48d05fcb"><img src="https://avatars1.githubusercontent.com/u/3621728?v=4" width="100px;" alt=""/><br /><sub><b>Marc Garreau</b></sub></a><br /><a href="#content-marcgarreau" title="Content">🖋</a> <a href="#ideas-marcgarreau" title="Ideas, Planning, & Feedback">🤔</a></td>
     <td align="center"><a href="https://github.com/mul53"><img src="https://avatars0.githubusercontent.com/u/19148531?v=4" width="100px;" alt=""/><br /><sub><b>mul53</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/commits?author=mul53" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/CodinMaster"><img src="https://avatars3.githubusercontent.com/u/20395316?v=4" width="100px;" alt=""/><br /><sub><b>Apoorv Lathey</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/commits?author=CodinMaster" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/ksato9700"><img src="https://avatars1.githubusercontent.com/u/175834?v=4" width="100px;" alt=""/><br /><sub><b>Ken Sato</b></sub></a><br /><a href="#content-ksato9700" title="Content">🖋</a></td>
@@ -475,7 +473,6 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 
 <!-- markdownlint-enable -->
 <!-- prettier-ignore-end -->
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 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!