minor #2603 Update index.rst (DennisdeBest)

This PR was merged into the 2.x branch.

Discussion
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Update index.rst

Fix Documentation for After stream

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| License       | MIT

Commits
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5751b13 Update index.rst

Author: Kocal

src/Turbo/doc/index.rst

@@ -529,7 +529,7 @@ After
 
 .. code-block:: html+twig
 
-    <twig:Turbo:Stream:Refresh target="#dom_id">
+    <twig:Turbo:Stream:After target="#dom_id">
         Content to place after the element designated with the dom_id.
     </twig:Turbo:Stream:After>