[bp-2.11] Fix small typo in playbook_filters doc (#74763)

Move versionadded to next line to render correctly.

(cherry picked from commit 888fea69e5)

Co-authored-by: Chander G <mail@chandergovind.org>

docs/docsite/rst/user_guide/playbooks_filters.rst

@@ -1675,10 +1675,10 @@ To concatenate a list into a string::
 
 To split a sting into a list::
 
-.. versionadded:: 2.11
-
     {{ csv_string | split(",") }}
 
+.. versionadded:: 2.11
+
 To work with Base64 encoded strings::
 
     {{ encoded | b64decode }}