Fixes typo (#2871) (#2873)

(cherry picked from commit e61e684)

Co-authored-by: kosabogi <105062005+kosabogi@users.noreply.github.com>

Author: mergify[bot]

docs/en/stack/ml/nlp/ml-nlp-elser.asciidoc

@@ -233,7 +233,7 @@ image::images/ml-nlp-start-elser-v2-es.png[alt="Start ELSER in Elasticsearch",al
 --
 =====
 
-.Using the traned models API in Dev Console
+.Using the trained models API in Dev Console
 [%collapsible%closed]
 =====
 [discrete]