[8.x] [DOCS][ResponseOps] Remove tech preview from ES query ES|QL rule type (#194233) (#194345)

# Backport

This will backport the following commits from `main` to `8.x`:
- [[DOCS][ResponseOps] Remove tech preview from ES query ES|QL rule type
(#194233)](https://github.com/elastic/kibana/pull/194233)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

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Remove tech preview from ES query ES|QL rule type
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Remove tech preview from ES query ES|QL rule
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BACKPORT-->

Co-authored-by: Lisa Cawley <lcawley@elastic.co>

docs/user/alerting/rule-types/es-query.asciidoc

@@ -45,7 +45,7 @@ For example:
 If you use {kibana-ref}/kuery-query.html[KQL] or {kibana-ref}/lucene-query.html[Lucene], you must specify a data view then define a text-based query.
 For example, `http.request.referrer: "https://example.com"`.
 
-preview:["Do not use {esql} on production environments. This functionality is in technical preview and may be changed or removed in a future release. Elastic will work to fix any issues, but features in technical preview are not subject to the support SLA of official GA features."] If you use {ref}/esql.html[ES|QL], you must provide a source command followed by an optional series of processing commands, separated by pipe characters (|).
+If you use {ref}/esql.html[ES|QL], you must provide a source command followed by an optional series of processing commands, separated by pipe characters (|). added:[8.16.0]
 For example:
 
 [source,sh]
@@ -101,7 +101,7 @@ For example:
 image::user/alerting/images/rule-types-es-query-valid.png[Test {es} query returns number of matches when valid]
 // NOTE: This is an autogenerated screenshot. Do not edit it directly.
 
-preview:[] If you use an ES|QL query, a table is displayed. For example:
+If you use an ES|QL query, a table is displayed. For example:
 
 [role="screenshot"]
 image::user/alerting/images/rule-types-esql-query-valid.png[Test ES|QL query returns a table when valid]

x-pack/plugins/alerting/docs/openapi/components/schemas/params_es_query_esql_rule.yaml

@@ -2,10 +2,7 @@ title: Elasticsearch ES|QL query rule params
 description: > 
   An Elasticsearch query rule can run an ES|QL query and compare the number of matches to a configured threshold.
   These parameters are appropriate when `rule_type_id` is `.es-query`.
-  NOTE: This functionality is in technical pre view and may be changed or removed in a future release.
-  Elastic will work to fix any issues, but features in technical preview are not subject to the support SLA of official GA features.
 type: object
-x-technical-preview: true
 required:
   - esqlQuery
   - searchType