chore(deps): bump elasticsearch from 8.17.0 to 9.3.0 in /backend

[dependabot]

Bumps elasticsearch from 8.17.0 to 9.3.0.

Release notes

Sourced from elasticsearch's releases.

9.3.0

Enhancements

• Add pack_dense_vector helper function to pack dense vectors for efficient uploading (#3219)
• New and updated ES|QL functions in the ES|QL query builder for 9.3 and Serverless (#3266)

API

• Added cat.circuit_breaker API
• Added experimental esql.get_view, esql.put_view and esql.delete_view APIs
• Added experimental indices.get_sample_configuration, indices.put_sample_configuration, indices.delete_sample_configuration, indices.get_all_sample_configuration, indices.get_sample, indices.get_sample_stats APIs
• Added inference.put_groq, inference.put_openshift_ai, inference.put_nvidia APIs
• Added downsampling_method argument to indices.put_data_lifecycle API
• Added return_documents and top_n arguments to inference.rerank API
• Added close_job argument to ml.stop_datafeed API
• Added certificate_identity to security.create_cross_cluster_api_key and security.update_cross_cluster_api_key APIs

Serverless-specific

• Added project_routing argument to project.tags API

DSL

• Added NumpyDenseVector field, with support for dense vectors based on numpy arrays (#3218)
• Added ExponentialHistogram field
• Added time_series_metric argument to Histogram field
• Added on_disk_rescore argument from DenseVectorIndexOptions type
• Added slices argument to UpdateByQueryResponse type

9.2.1

Enhancements

• Instrument ping with OTel (#3160)
• Make positional arguments in DSL generated classes explicit (#3233)
• Add warnings for private APIs (#3212)

Bug fixes

• ES|QL query builder: fix missing assignment (#3151)
• Use relative imports to fix elasticsearch9 package imports (#3232)

API

• Added transform.get_node_stats API
• Added requests_per_second argument to delete_by_query_rethrottle, reindex_rethrottle and update_by_query_rethrottle APIs
• Added allow_closed, allow_no_indices, expand_wildcards, ignore_throttled and ignore_available arguments to cat.segments API
• Added chunking_settings argument to inference.put_watsonxai API
• Added id argument to ml.stop_trained_model_deployment API
• Removed chunking_settings argument from inference.put_anthropic, inference.put_contextualai, inference.put_deepseek APIs

... (truncated)

Commits

• adae2d6 Release 9.3.0 (#3300)
• ea2227c Add Python 3.14 trove classifier (#3296) (#3299)
• b507e3e Auto-generated API code (#3293)
• 7615020 Auto-generated API code (#3280)
• ef8d102 Stop using pytz (#3275) (#3278)
• 65870f3 allow adding elasticsearch query filter for mmr searching (elastic#2638) (#32...
• b110f19 Updates to ES|QL functions for 9.3 (#3266) (#3272)
• f3d0827 Auto-generated API code (#3269)
• 80818cc Auto-generated code for 9.3 (#3262)
• 6baa03f Auto-generated API code (#3252)
• Additional commits viewable in compare view

[dependabot]

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