[DOC] Remove definition typo in update alias API docs (#52184)

Removes an erroneously duplicated definition heading from the update alias API reference docs.
elastic · Feb 14, 2020 · cecee07 · cecee07
1 parent 5b22666
commit cecee07
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diff --git a/docs/reference/indices/aliases.asciidoc b/docs/reference/indices/aliases.asciidoc
@@ -135,7 +135,6 @@ for the alias's indexing operations.
 See <<aliases-routing>> for an example.
 
 `search_routing`::
-`index_routing`::
 (Optional, string)
 Custom <<mapping-routing-field, routing value>> used
 for the alias's search operations.