chore(main): release 1.85.0

[diegomarquezp]

🤖 I have created a release beep boop

1.85.0

1.85.0 (2026-04-13)

Features

• [appoptimize] new module for appoptimize (#12768) (050187d)
• [chronicle] Add DataTableService to Chronicle v1 Client Libraries (fc62b1e)
• [databasecenter] Add support for BigQuery datasets and (fc62b1e)
• [dataplex] Allow Data Documentation DataScans to support BigQuery (fc62b1e)
• [dataproc] Add Engine field to support LightningEngine in (fc62b1e)
• [discoveryengine] add AUTO condition to SearchAsYouTypeSpec in (fc62b1e)
• [infra-manager] adding DeploymentGroups, you can now manage (fc62b1e)
• [kms] add a variable to SingleTenantHsmInstanceCreate to control (fc62b1e)
• [kms] support external-μ in the Digest (fc62b1e)
• [shopping-merchant-products] a new field base64_encoded_name is (fc62b1e)
• [vectorsearch] Added CMEK support (fc62b1e)

Bug Fixes

• auth: Address ClientSideCredentialAccessBoundary RefreshTask race condition (#12681) (30088d2)
• bqjdbc: lazily instantiate Statement in BigQueryDatabaseMetaData (#12752) (72e5508)
• deps: update the Java code generator (gapic-generator-java) to (fc62b1e)
• gdch: support EC private keys (#1896) (bf926fb)

Documentation

• [network-management] Update comment for the region field in (fc62b1e)
• [shopping-merchant-inventories] A comment for field name in (fc62b1e)

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[gemini-code-assist]

Code Review

This pull request performs a comprehensive version bump to 1.85.0 across the entire repository, updating the release manifest, changelog, and build files for numerous Google Cloud Java modules. Key changes include synchronizing dependency versions in the BOM and updating the GAPIC generator version in the workspace to 2.71.0. I have no feedback to provide.