[DOCS] Warn against using ES|QL query rules on production environments (

elastic#174130)

(cherry picked from commit 4ff1f59)

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

@@ -44,7 +44,7 @@ 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:[] 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 (|).
+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 (|).
 For example:
 
 [source,sh]