Update CONTRIBUTING.md

Author: meili-bot

CONTRIBUTING.md

@@ -25,7 +25,7 @@ First of all, thank you for contributing to MeiliSearch! The goal of this docume
 3. [Create a new Git branch](https://help.github.com/en/github/collaborating-with-issues-and-pull-requests/creating-and-deleting-branches-within-your-repository).
 4. Review the [Development Workflow](#workflow) section that describes the steps to maintain the repository.
 5. Make the changes on your branch.
-6. [Submit the branch as a PR](https://help.github.com/en/github/collaborating-with-issues-and-pull-requests/creating-a-pull-request-from-a-fork) pointing to the `master` branch of the main meilisearch-rust repository. A maintainer should comment and/or review your Pull Request within a few days. Although depending on the circumstances, it may take longer.<br>
+6. [Submit the branch as a PR](https://help.github.com/en/github/collaborating-with-issues-and-pull-requests/creating-a-pull-request-from-a-fork) pointing to the `main` branch of the main meilisearch-rust repository. A maintainer should comment and/or review your Pull Request within a few days. Although depending on the circumstances, it may take longer.<br>
  We do not enforce a naming convention for the PRs, but **please use something descriptive of your changes**, having in mind that the title of your PR will be automatically added to the next [release changelog](https://github.com/meilisearch/meilisearch-rust/releases/).
 
 ## Development Workflow
@@ -112,7 +112,7 @@ Some notes on GitHub PRs:
 
 - [Convert your PR as a draft](https://help.github.com/en/github/collaborating-with-issues-and-pull-requests/changing-the-stage-of-a-pull-request) if your changes are a work in progress: no one will review it until you pass your PR as ready for review.<br>
   The draft PR can be very useful if you want to show that you are working on something and make your work visible.
-- The branch related to the PR must be **up-to-date with `master`** before merging. Fortunately, this project [integrates a bot](https://github.com/meilisearch/integration-guides/blob/master/guides/bors.md) to automatically enforce this requirement without the PR author having to do it manually..
+- The branch related to the PR must be **up-to-date with `main`** before merging. Fortunately, this project [integrates a bot](https://github.com/meilisearch/integration-guides/blob/main/guides/bors.md) to automatically enforce this requirement without the PR author having to do it manually..
 - All PRs must be reviewed and approved by at least one maintainer.
 - The PR title should be accurate and descriptive of the changes. The title of the PR will be indeed automatically added to the next [release changelogs](https://github.com/meilisearch/meilisearch-rust/releases/).
 
@@ -123,16 +123,16 @@ MeiliSearch tools follow the [Semantic Versioning Convention](https://semver.org
 ### Automation to Rebase and Merge the PRs
 
 This project integrates a bot that helps us manage pull requests merging.<br>
-_[Read more about this](https://github.com/meilisearch/integration-guides/blob/master/guides/bors.md)._
+_[Read more about this](https://github.com/meilisearch/integration-guides/blob/main/guides/bors.md)._
 
 ### Automated Changelogs
 
 This project integrates a tool to create automated changelogs.<br>
-_[Read more about this](https://github.com/meilisearch/integration-guides/blob/master/guides/release-drafter.md)._
+_[Read more about this](https://github.com/meilisearch/integration-guides/blob/main/guides/release-drafter.md)._
 
 ### How to Publish the Release
 
-⚠️ Before doing anything, make sure you got through the guide about [Releasing an Integration Tool](https://github.com/meilisearch/integration-guides/blob/master/guides/integration-tool-release.md).
+⚠️ Before doing anything, make sure you got through the guide about [Releasing an Integration Tool](https://github.com/meilisearch/integration-guides/blob/main/guides/integration-tool-release.md).
 
 Make a PR modifying the file [`Cargo.toml`](/Cargo.toml):
 
@@ -160,7 +160,7 @@ Also, you might need to change the [code-samples file](/.code-samples.meilisearc
   meilisearch-sdk = "X.X"
 ```
 
-Once the changes are merged on `master`, you can publish the current draft release via the [GitHub interface](https://github.com/meilisearch/meilisearch-rust/releases).
+Once the changes are merged on `main`, you can publish the current draft release via the [GitHub interface](https://github.com/meilisearch/meilisearch-rust/releases).
 
 GitHub Actions will be triggered and push the package to [crates.io](https://crates.io/crates/meilisearch-sdk).