doc: add Zekth as contributor

README.md

@@ -221,6 +221,7 @@ Team members are listed in alphabetical order.
 * [__Dustin Deus__](https://github.com/StarpTech), <https://twitter.com/dustindeus>, <https://www.npmjs.com/~starptech>
 * [__Denis Fäcke__](https://github.com/SerayaEryn), <https://twitter.com/serayaeryn>, <https://www.npmjs.com/~serayaeryn>
 * [__Rafael Gonzaga__](https://github.com/rafaelgss), <https://twitter.com/_rafaelgss>, <https://www.npmjs.com/~rafaelgss>
+* [__Vincent Le Goff__](https://github.com/zekth)
 * [__Luciano Mammino__](https://github.com/lmammino), <https://twitter.com/loige>, <https://www.npmjs.com/~lmammino>
 * [__Maksim Sinik__](https://github.com/fox1t), <https://twitter.com/maksimsinik>, <https://www.npmjs.com/~fox1t>
 * [__Manuel Spigolon__](https://github.com/eomm), <https://twitter.com/manueomm>, <https://www.npmjs.com/~eomm>
@@ -229,6 +230,7 @@ Team members are listed in alphabetical order.
 ### Fastify Plugins team
 * [__Matteo Collina__](https://github.com/mcollina), <https://twitter.com/matteocollina>, <https://www.npmjs.com/~matteo.collina>
 * [__Tomas Della Vedova__](https://github.com/delvedor), <https://twitter.com/delvedor>, <https://www.npmjs.com/~delvedor>
+* [__Vincent Le Goff__](https://github.com/zekth)
 * [__Maksim Sinik__](https://github.com/fox1t), <https://twitter.com/maksimsinik>, <https://www.npmjs.com/~fox1t>
 * [__Manuel Spigolon__](https://github.com/eomm), <https://twitter.com/manueomm>, <https://www.npmjs.com/~eomm>