Add sticky header to App settings page

templates/portfolios/applications/base.html

@@ -1,11 +1,11 @@
 {% extends "portfolios/base.html" %}
 
+{% from "components/sticky_cta.html" import StickyCTA %}
+
 {% block portfolio_header %}
-<div class='portfolio-header'>
-  <div class='portfolio-header__name'>
-    {{ secondary_breadcrumb }}
-  </div>
-</div>
+  {% if application %}
+    {{ StickyCTA(text=application.name, return_link_url=url_for('applications.portfolio_applications', portfolio_id=application.portfolio_id), return_link_text="BACK TO APPLICATIONS") }}
+  {% endif %}
 {% endblock %}
 
 {% block portfolio_content %}