ES|QL: Unmute generative tests (elastic#130081)

Add circuit breaker exceptions to known errors in generative tests

Author: luigidellaquila

muted-tests.yml

@@ -545,9 +545,6 @@ tests:
 - class: org.elasticsearch.qa.verify_version_constants.VerifyVersionConstantsIT
   method: testLuceneVersionConstant
   issue: https://github.com/elastic/elasticsearch/issues/125638
-- class: org.elasticsearch.xpack.esql.qa.single_node.GenerativeIT
-  method: test
-  issue: https://github.com/elastic/elasticsearch/issues/129819
 - class: org.elasticsearch.index.store.FsDirectoryFactoryTests
   method: testPreload
   issue: https://github.com/elastic/elasticsearch/issues/129852

x-pack/plugin/esql/qa/server/src/main/java/org/elasticsearch/xpack/esql/qa/rest/generative/GenerativeRestTest.java

@@ -50,6 +50,7 @@ public abstract class GenerativeRestTest extends ESRestTestCase {
         "Plan \\[ProjectExec\\[\\[<no-fields>.* optimized incorrectly due to missing references", // https://github.com/elastic/elasticsearch/issues/125866
         "optimized incorrectly due to missing references", // https://github.com/elastic/elasticsearch/issues/116781
         "The incoming YAML document exceeds the limit:", // still to investigate, but it seems to be specific to the test framework
+        "Data too large", // Circuit breaker exceptions eg. https://github.com/elastic/elasticsearch/issues/130072
 
         // Awaiting fixes for correctness
         "Expecting the following columns \\[.*\\], got", // https://github.com/elastic/elasticsearch/issues/129000