Update workflow-syntax-for-github-actions.md (github#34263)

Co-authored-by: hubwriter <[email protected]>

Author: AvaStancu

content/actions/using-workflows/workflow-syntax-for-github-actions.md

@@ -685,7 +685,7 @@ jobs:
 
 ### `jobs.<job_id>.steps[*].with.args`
 
-A `string` that defines the inputs for a Docker container. {% data variables.product.prodname_dotcom %} passes the `args` to the container's `ENTRYPOINT` when the container starts up. An `array of strings` is not supported by this parameter.
+A `string` that defines the inputs for a Docker container. {% data variables.product.prodname_dotcom %} passes the `args` to the container's `ENTRYPOINT` when the container starts up. An `array of strings` is not supported by this parameter. A single argument that includes spaces should be surrounded by double quotes `""`.
 
 #### Example