Failing test: Observability AI Assistant API Integration tests.x-pack/test_serverless/api_integration/test_suites/observability/ai_assistant/tests/knowledge_base/knowledge_base_migration·spec·ts - Observability AI Assistant API tests knowledge_base/knowledge_base_migration.spec.ts When there are knowledge base entries (from 8.15 or earlier) that does not contain semantic_text embeddings "before all" hook in "When there are knowledge base entries (from 8.15 or earlier) that does not contain semantic_text embeddings"

Failing test: Observability AI Assistant API Integration tests.x-pack/test_serverless/api_integration/test_suites/observability/ai_assistant/tests/knowledge_base/knowledge_base_migration·spec·ts - Observability AI Assistant API tests knowledge_base/knowledge_base_migration.spec.ts When there are knowledge base entries (from 8.15 or earlier) that does not contain semantic_text embeddings "before all" hook in "When there are knowledge base entries (from 8.15 or earlier) that does not contain semantic_text embeddings" #133641