Add version hint in the docs when packages are available (#19838)

* Add version hint in the docs when packages are available

* Change italic to bold

Author: delvh

docs/content/doc/packages/overview.en-us.md

@@ -14,7 +14,7 @@ menu:
 
 # Package Registry
 
-The Package Registry can be used as a public or private registry for common package managers.
+Starting with Gitea **1.17**, the Package Registry can be used as a public or private registry for common package managers.
 
 **Table of Contents**