remove spaces

subdomains/singlecell/sections/3_advanced.yml

@@ -4,12 +4,10 @@ tabs:
   - id: workflows1
     title: Workflow Best Practices
     heading_md: >
-
           <p class="alert alert-success">
             <a href="https://training.galaxyproject.org/training-material/faqs/galaxy/workflows_annotate.html">Tag your workflows</a>
             with <b>#single-cell</b> and share publicly with other users!
           </p>
-
       Workflows are chains of of tools that can be run together at the click of a button. The following tabs contain both peer reviewed and community submitted workflows.
       Common workflow tags for our community are:
                     - <code>single-cell</code>