[DOCS] Add x-pack tag to data stream docs (#59241)

docs/reference/data-streams/change-mappings-and-settings.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[data-streams-change-mappings-and-settings]]
 == Change mappings and settings for a data stream
 

docs/reference/data-streams/data-stream-apis.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[data-stream-apis]]
 == Data stream APIs
 

docs/reference/data-streams/data-streams-overview.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[data-streams-overview]]
 == Data streams overview
 ++++

docs/reference/data-streams/data-streams.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[data-streams]]
 = Data streams
 ++++

docs/reference/data-streams/set-up-a-data-stream.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[set-up-a-data-stream]]
 == Set up a data stream
 

docs/reference/data-streams/use-a-data-stream.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[use-a-data-stream]]
 == Use a data stream
 

docs/reference/indices/create-data-stream.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[indices-create-data-stream]]
 === Create data stream API
 ++++

docs/reference/indices/delete-data-stream.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[indices-delete-data-stream]]
 === Delete data stream API
 ++++

docs/reference/indices/get-data-stream.asciidoc

@@ -1,3 +1,4 @@
+[role="xpack"]
 [[indices-get-data-stream]]
 === Get data stream API
 ++++