Update quickstart.md to clarify steps 1 & 2 (github#20920)

* Update quickstart.md to clarify steps 1 & 2 

This is in reference to issue: github/docs-content#4837 (comment)

* Apply suggestions from code review

Co-authored-by: jmarlena <6732600+jmarlena@users.noreply.github.com>

content/actions/quickstart.md

@@ -26,8 +26,9 @@ The following example shows you how {% data variables.product.prodname_actions %
 
 ## Creating your first workflow
 
-1. From your repository on {% data variables.product.prodname_dotcom %}, create a new file in the `.github/workflows` directory named `github-actions-demo.yml`. For more information, see "[Creating new files](/github/managing-files-in-a-repository/creating-new-files)."
-2. Copy the following YAML contents into the `github-actions-demo.yml` file:
+1. Create a `.github/workflows` directory in  your repository on {% data variables.product.prodname_dotcom %} if this directory does not already exist.
+2. In the `.github/workflows` directory, create a file named `github-actions-demo.yml`. For more information, see "[Creating new files](/github/managing-files-in-a-repository/creating-new-files)."
+3. Copy the following YAML contents into the `github-actions-demo.yml` file:
     {% raw %}
     ```yaml{:copy}
     name: GitHub Actions Demo