Use section headers for shared types

docs/reference-indices-segments.asciidoc

@@ -45,10 +45,10 @@ Returns low-level information about the Lucene segments in index shards. For dat
 
 [source,ts]
 ----
-interface IndicesSegmentsRequest extends <<shared-type-request-base, RequestBase>> {
-  index?: <<shared-type-indices, Indices>>
+interface IndicesSegmentsRequest extends <<RequestBase>> {
+  index?: <<Indices>>
   allow_no_indices?: boolean
-  expand_wildcards?: <<shared-type-expand-wildcards, ExpandWildcards>>
+  expand_wildcards?: <<ExpandWildcards>>
   ignore_unavailable?: boolean
   verbose?: boolean
 }
@@ -61,7 +61,7 @@ interface IndicesSegmentsRequest extends <<shared-type-request-base, RequestBase
 ----
 interface IndicesSegmentsResponse {
   indices: Record<string, IndicesSegmentsIndexSegment>
-  _shards: <<shared-type-shard-statistics, ShardStatistics>>
+  _shards: <<ShardStatistics>>
 }
 ----