chore(deps): bump azure-search-documents from 11.6.0 to 12.0.0 in /services/reis

[dependabot]

Bumps azure-search-documents from 11.6.0 to 12.0.0.

Release notes

Sourced from azure-search-documents's releases.

azure-search-documents_12.0.0

12.0.0 (2026-04-01)

Features Added

• Below clients, models, and enum members are added for knowledge base support

  • azure.search.documents.knowledgebases.KnowledgeBaseRetrievalClient
  • azure.search.documents.indexes.models.AzureBlobKnowledgeSource
  • azure.search.documents.indexes.models.IndexedOneLakeKnowledgeSource
  • azure.search.documents.indexes.models.KnowledgeBase
  • azure.search.documents.indexes.models.SearchIndexKnowledgeSource
  • azure.search.documents.indexes.models.WebKnowledgeSource
  • azure.search.documents.knowledgebases.models.KnowledgeBaseActivityRecordType.MODEL_WEB_SUMMARIZATION
  • azure.search.documents.knowledgebases.models.KnowledgeBaseModelWebSummarizationActivityRecord
  • azure.search.documents.knowledgebases.models.KnowledgeRetrievalMinimalReasoningEffort
  • azure.search.documents.knowledgebases.models.KnowledgeRetrievalReasoningEffort
  • azure.search.documents.knowledgebases.models.KnowledgeSourceStatistics
  • azure.search.documents.knowledgebases.models.KnowledgeSourceStatus
  • azure.search.documents.knowledgebases.models.KnowledgeSourceSynchronizationError

• Below properties are added or changed for index and indexer enhancements

  • azure.search.documents.indexes.models.SearchIndexerDataSourceConnection.identity for managed identity support on data source connections.
  • azure.search.documents.indexes.models.SearchIndexerKnowledgeStore.identity for managed identity support on knowledge store projections.
  • azure.search.documents.indexes.models.SearchResourceEncryptionKey.key_version changed from required to optional, aligning with service behavior.

• Below enum members and properties are added for Markdown parsing

  • azure.search.documents.indexes.models.BlobIndexerParsingMode.MARKDOWN enum value for native Markdown file parsing in blob indexers.
  • azure.search.documents.indexes.models.IndexingParametersConfiguration.markdown_header_depth (h1 through h6) to set header depth for sectioning.
  • azure.search.documents.indexes.models.IndexingParametersConfiguration.markdown_parsing_submode (oneToOne or oneToMany) to control document splitting.

• Below models are added

  • azure.search.documents.indexes.models.ChatCompletionCommonModelParameters
  • azure.search.documents.indexes.models.ChatCompletionResponseFormat
  • azure.search.documents.indexes.models.ChatCompletionSchema
  • azure.search.documents.indexes.models.ChatCompletionSkill
  • azure.search.documents.indexes.models.ContentUnderstandingSkill
  • azure.search.documents.indexes.models.ContentUnderstandingSkillChunkingProperties
  • azure.search.documents.indexes.models.ContentUnderstandingSkillChunkingUnit
  • azure.search.documents.indexes.models.ContentUnderstandingSkillExtractionOptions
  • azure.search.documents.knowledgebases.models.AIServices
  • azure.search.documents.knowledgebases.models.CompletedSynchronizationState
  • azure.search.documents.knowledgebases.models.SynchronizationState

Breaking Changes

• serialize() and deserialize() methods on models are removed. Use as_dict() to serialize and the model constructor to deserialize (e.g., index.as_dict() instead of index.serialize(), SearchIndex(data) instead of SearchIndex.deserialize(data)).
• Below models do not exist in this release
  • azure.search.documents.indexes.models.EntityRecognitionSkill
  • azure.search.documents.indexes.models.EntityRecognitionSkillVersion
  • azure.search.documents.indexes.models.PathHierarchyTokenizer (renamed to PathHierarchyTokenizerV2)

... (truncated)

Commits

• 0af31f9 Sync eng/common directory with azure-sdk-tools for PR 15388 (#46632)
• 7112111 Increment version for core releases (#46660)
• 6b09763 Use constants to decide distro version in the exporter (#46613)
• 79197c9 [Search] Regenerate azure-search-documents from 2026-04-01 GA spec patch (SHA...
• d0f2455 Remove Ruff support (#46578)
• c14e6ba [Core] Prepare release (#46612)
• a08ffff [Core] Set kwarg explicitly in method signatures (#46633)
• 31fd1c3 [AutoPR azure-mgmt-web]-generated-from-SDK Generation - Python-6087407 (#46019)
• 2bdb89e [Core] Prepare release (#46631)
• f915b0b Update sync workflow pointer (#46593)
• Additional commits viewable in compare view

Note
Automatic rebases have been disabled on this pull request as it has been open for over 30 days.