Remove unnecessary links (#3162)

(cherry picked from commit ee8803e)

docs/en/observability/logs-stream.asciidoc

@@ -204,11 +204,6 @@ Notice the text in your message isn't parsed, so you can't filter by any individ
 
 NOTE: These fields are part of the {ecs-ref}/ecs-reference.html[Elastic Common Schema (ECS)]. The ECS defines a common set of fields that you can use across Elasticsearch when storing data, including log and metric data.
 
-See the following sections for information on extracting specific fields:
-
-- <<logs-stream-extract-timestamp>>
-- <<logs-stream-extract-log-level>>
-
 [discrete]
 [[logs-stream-extract-timestamp]]
 == Extract the `@timestamp` field
@@ -253,7 +248,7 @@ PUT _ingest/pipeline/logs-example-default
 }
 ----
 
-. Set these values for your pipeline:
+Set these values for your pipeline:
 - `_ingest/pipeline/logs-example-default` – The name of the pipeline,`logs-example-default`, needs to match the name of your data stream. You'll set up your data stream in the next section. See the {fleet-guide}/data-streams.html#data-streams-naming-scheme[data stream naming scheme] for more information.
 - `field` – The field you're extracting data from, `message` in this case.
 - `pattern`– The pattern of the elements in your log data. The following pattern extracts the timestamp, `2023-08-08T13:45:12.123Z`, to the `@timestamp` field, while the rest of the message, `WARN 192.168.1.101 Disk usage exceeds 90%.`, stays in the `message` field.