[8.x] Backport ignoreOrder marks on LOOKUP JOIN tests (#118136) (#118421)

* ES|QL: make ignoreOrder parsing more strict in CSV tests (#118136)

(cherry picked from commit e9d925e)

# Conflicts:
#	muted-tests.yml
#	x-pack/plugin/esql/qa/testFixtures/src/main/resources/lookup-join.csv-spec

* Unmute

---------

Co-authored-by: Luigi Dell'Aquila <[email protected]>

Author: alex-spies

muted-tests.yml

@@ -444,6 +444,3 @@ tests:
 - class: org.elasticsearch.reservedstate.service.RepositoriesFileSettingsIT
   method: testSettingsApplied
   issue: https://github.com/elastic/elasticsearch/issues/116694
-- class: org.elasticsearch.xpack.esql.qa.multi_node.EsqlSpecIT
-  method: test {lookup-join.LookupMessageFromIndexKeep ASYNC}
-  issue: https://github.com/elastic/elasticsearch/issues/118399

x-pack/plugin/esql/qa/testFixtures/src/main/resources/lookup-join.csv-spec

@@ -140,6 +140,7 @@ FROM sample_data
 | EVAL client_ip = client_ip::keyword
 | LOOKUP JOIN clientips_lookup ON client_ip
 ;
+ignoreOrder:true
 
 @timestamp:date          | event_duration:long | message:keyword       | client_ip:keyword | env:keyword
 2023-10-23T13:55:01.543Z | 1756467             | Connected to 10.1.0.1 | 172.21.3.15       | Production
@@ -159,6 +160,7 @@ FROM sample_data
 | LOOKUP JOIN clientips_lookup ON client_ip
 | KEEP @timestamp, client_ip, event_duration, message, env
 ;
+ignoreOrder:true
 
 @timestamp:date          | client_ip:keyword | event_duration:long | message:keyword       | env:keyword
 2023-10-23T13:55:01.543Z | 172.21.3.15       | 1756467             | Connected to 10.1.0.1 | Production
@@ -243,6 +245,7 @@ required_capability: join_lookup_v4
 FROM sample_data
 | LOOKUP JOIN message_types_lookup ON message
 ;
+ignoreOrder:true
 
 @timestamp:date          | client_ip:ip | event_duration:long | message:keyword       | type:keyword
 2023-10-23T13:55:01.543Z | 172.21.3.15  | 1756467             | Connected to 10.1.0.1 | Success
@@ -261,6 +264,7 @@ FROM sample_data
 | LOOKUP JOIN message_types_lookup ON message
 | KEEP @timestamp, client_ip, event_duration, message, type
 ;
+ignoreOrder:true
 
 @timestamp:date          | client_ip:ip | event_duration:long | message:keyword       | type:keyword
 2023-10-23T13:55:01.543Z | 172.21.3.15  | 1756467             | Connected to 10.1.0.1 | Success