fix: typo

examples/nextjs-slack-clone/README.md

@@ -87,7 +87,7 @@ Copy the `.env.local.example` file into a file named `.env.local` in the root di
 cp .env.local.example .env.local
 ```
 
-Set your Supabase details from from [step 3](#3-get-the-url-and-key) above:
+Set your Supabase details from [step 3](#3-get-the-url-and-key) above:
 
 ```bash
 NEXT_PUBLIC_SUPABASE_URL=<replace-with-your-API-url>

www/_blog/2020-10-03-supabase-alpha-september-2020.mdx

@@ -82,7 +82,7 @@ Supabase was given access to [GitHub Discussions](https://github.com/supabase/su
 
 ### Hacktoberfest
 
-There's been [plenty of drama](https://hacktoberfest.digitalocean.com/hacktoberfest-update) during Hacktoberfest, but Supabase is committed to helping new contributors get started with open source. We've already seen a lot of issues closed by new members to our community and first-time contributors. If you're looking for ways to get involved, read our Hacktoberfest [blog post](/blog/2020/09/11/supabase-hacktoberfest-2020), check our our [live stream](https://www.youtube.com/watch?v=3_xRLTjvEiE&t=60s), and then dive into our [project board](https://github.com/orgs/supabase/projects/5).
+There's been [plenty of drama](https://hacktoberfest.digitalocean.com/hacktoberfest-update) during Hacktoberfest, but Supabase is committed to helping new contributors get started with open source. We've already seen a lot of issues closed by new members to our community and first-time contributors. If you're looking for ways to get involved, read our Hacktoberfest [blog post](/blog/2020/09/11/supabase-hacktoberfest-2020), check our [live stream](https://www.youtube.com/watch?v=3_xRLTjvEiE&t=60s), and then dive into our [project board](https://github.com/orgs/supabase/projects/5).
 
 ![This is an image of our hacktoberfest project board on GitHub.](/images/blog/supabase-hacktoberfest-board.png)