fix prettier error

INSTALL.md

@@ -134,17 +134,18 @@ If you need to manually re-deploy your website to GitHub pages, go to Actions, c
 1. [Use this template -> Create a new repository](https://github.com/new?template_name=al-folio&template_owner=alshedivat).
 2. Netlify: **Add new site** -> **Import an existing project** -> **GitHub** and give Netlify access to the repository you just created.
 3. Netlify: In the deploy settings
-    - Set **Branch to deploy** to `main`
-    - **Base directory** is empty
-    - Set **Build command** to `sed -i "s/^\(baseurl: \).*$/baseurl:/" _config.yml && bundle exec jekyll build`
-    - Set **Publish directory** to `_site`
+
+   - Set **Branch to deploy** to `main`
+   - **Base directory** is empty
+   - Set **Build command** to `sed -i "s/^\(baseurl: \).*$/baseurl:/" _config.yml && bundle exec jekyll build`
+   - Set **Publish directory** to `_site`
 
 4. Netlify: Add the following two **environment variables**
 
-    - | Key | Value |
-      | -------- | ------- |
-      | `JEKYLL_ENV`  | `production` |
-      | `RUBY_VERSION` | set to the Ruby version found in `.github/workflows/deploy.yml` (for example, `3.3.5`) |
+   - | Key            | Value                                                                                  |
+     | -------------- | -------------------------------------------------------------------------------------- |
+     | `JEKYLL_ENV`   | `production`                                                                           |
+     | `RUBY_VERSION` | set to the Ruby version found in `.github/workflows/deploy.yml` (for example, `3.3.5`) |
 
 5. Netlify: Click **Deploy** and wait for the site to be published. If you want to use your own domain name, follow the steps in [this documentation](https://docs.netlify.com/domains-https/custom-domains/).