Update README.md

Author: meili-bot

README.md

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 ## Table of Contents <!-- omit in toc -->
 
-- [🎃 Hacktoberfest](#-hacktoberfest)
 - [📖 Documentation](#-documentation)
 - [🔧 Installation](#-installation)
 - [🚀 Getting started](#-getting-started)
 - [🤖 Compatibility with Meilisearch](#-compatibility-with-meilisearch)
 - [💡 Learn more](#-learn-more)
 - [⚙️ Contributing](#️-contributing)
 
-## 🎃 Hacktoberfest
-
-It’s Hacktoberfest 2022 @Meilisearch
-
-[Hacktoberfest](https://hacktoberfest.com/) is a celebration of the open-source community. This year, and for the third time in a row, Meilisearch is participating in this fantastic event.
-
-You’d like to contribute? Don’t hesitate to check out our [contributing guidelines](./CONTRIBUTING.md).
-
 ## 📖 Documentation
 
 This readme contains all the documentation you need to start using this Meilisearch SDK.