Update docs/overview/why-coderabbit.md

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: tyaga001

docs/overview/why-coderabbit.md

@@ -349,7 +349,7 @@ CodeRabbit is built for production environments with:
 ### Three Steps to Better Code Reviews
 
 1. **Sign in** with [GitHub](/platforms/github-com), [GitLab](/platforms/gitlab-com), or [Azure DevOps](/platforms/azure-devops)
-2. Select and add a repositories in CodeRabbit dashboard
+2. Select and add repositories in CodeRabbit dashboard
 3. That's it. You're good to go.
 
 :::tip INSTANT ACTIVATION