DEV: Add `after-topic-progress` plugin outlet (#15572)

DEV: Add after-topic-progress plugin outlet (#15572)

diff --git a/app/assets/javascripts/discourse/app/templates/components/topic-progress.hbs b/app/assets/javascripts/discourse/app/templates/components/topic-progress.hbs
index 0ec7380..e110f20 100644
--- a/app/assets/javascripts/discourse/app/templates/components/topic-progress.hbs
+++ b/app/assets/javascripts/discourse/app/templates/components/topic-progress.hbs
@@ -18,3 +18,5 @@
   </div>
   <div class="bg"></div>
 </nav>
+
+{{plugin-outlet name="after-topic-progress" tagName="" connectorTagName="div"}}

GitHub sha: 87dd69937f41232136c22324e401855fff1b75c7

This commit appears in #15572 which was approved by CvX. It was merged by pmusaraj.