[Docs] Fix base directory to include for put_mapping.asciidoc

Author: Christoph Büscher

docs/java-api/admin/indices/put-mapping.asciidoc

@@ -1,5 +1,5 @@
 [[java-admin-indices-put-mapping]]
-:base-dir: {docdir}/../../core/src/test/java/org/elasticsearch/action/admin/indices/create
+:base-dir: {docdir}/../../server/src/test/java/org/elasticsearch/action/admin/indices/create
 
 ==== Put Mapping
 
@@ -34,4 +34,4 @@ include-tagged::{base-dir}/CreateIndexIT.java[putMapping-request-source-append]
 <2> Updates the `user` mapping type.
 <3> This `user` has now a new field `user_name`
 
-:base-dir!:
+:base-dir!: