Docs: Move id in the java-api (#40748)

Moves the id of the preface in the java-api so it is compatible with both AsciiDoc and Asciidoctor. As it stands now we apply the id that we want for the preface to the book itself which is strange and only works with AsciiDoc.
elastic · Apr 2, 2019 · f5ff021 · f5ff021
1 parent 7861e6d
commit f5ff021
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/java-api/index.asciidoc b/docs/java-api/index.asciidoc
@@ -1,8 +1,8 @@
-[[java-api]]
 = Java API
 
 include::../Versions.asciidoc[]
 
+[[java-api]]
 [preface]
 == Preface