Exclude test from REST compatibility

Author: svilen-mihaylov-elastic

rest-api-spec/build.gradle

@@ -76,6 +76,7 @@ tasks.named("yamlRestCompatTestTransform").configure ({ task ->
   task.skipTest("logsdb/20_source_mapping/include/exclude is supported with stored _source", "no longer serialize source_mode")
   task.skipTest("logsdb/20_source_mapping/synthetic _source is default", "no longer serialize source_mode")
   task.skipTest("search/520_fetch_fields/fetch _seq_no via fields", "error code is changed from 5xx to 400 in 9.0")
+  task.skipTest("search.highlight/30_max_analyzed_offset/Plain highlighter with max_analyzed_offset < 0 should FAIL", "semantics of test has changed")
   task.skipTest("search.vectors/41_knn_search_bbq_hnsw/Test knn search", "Scoring has changed in latest versions")
   task.skipTest("search.vectors/42_knn_search_bbq_flat/Test knn search", "Scoring has changed in latest versions")
   task.skipTest("synonyms/90_synonyms_reloading_for_synset/Reload analyzers for specific synonym set", "Can't work until auto-expand replicas is 0-1 for synonyms index")