[DOCS] update low level client artifact name

Author: javanna

docs/java-rest/high-level/usage.asciidoc

@@ -48,7 +48,7 @@ dependencies {
 The High Level Java REST Client depends on the following artifacts and their
 transitive dependencies:
 
-- org.elasticsearch.client:rest
+- org.elasticsearch.client:elasticsearch-rest-client
 - org.elasticsearch:elasticsearch