Add missing param description backport(#68969) (#68978)

A commit from #68065 missed a parameter description

Author: pgomulka

x-pack/plugin/eql/src/main/java/org/elasticsearch/xpack/eql/action/EqlStatusResponse.java

@@ -48,7 +48,7 @@ public EqlStatusResponse(String id,
 
     /**
      * Get status from the stored eql search response
-     * @param storedResponse
+     * @param storedResponse - a response from a stored search
      * @param expirationTimeMillis – expiration time in milliseconds
      * @param id – encoded async search id
      * @return a status response