fix typo

Author: sothawo

src/main/antora/modules/ROOT/pages/elasticsearch/elasticsearch-new.adoc

@@ -7,7 +7,7 @@
 * Upgrade to Elasticsearch 8.11.2.
 * Add support for highlight queries in highlighting.
 * Add shard statistics to the `SearchHit` class.
-* Add support for mulsti search template API.
+* Add support for multi search template API.
 
 [[new-features.5-2-0]]
 == New in Spring Data Elasticsearch 5.2