[DOCS] Set explicit anchors for Asciidoctor (#42521)

jrodewig · jrodewig · commit b416e954e232 · 2019-05-28T14:23:15.000-04:00
diff --git a/docs/reference/mapping/types/nested.asciidoc b/docs/reference/mapping/types/nested.asciidoc
@@ -195,7 +195,7 @@ phase.  Instead, highlighting needs to be performed via
 
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-
+[[limit-number-nested-fields]]
 ==== Limiting the number of `nested` fields
 
 Indexing a document with 100 nested fields actually indexes 101 documents as each nested
