[ai-voicelive] Sync to API version 2026-07-15 and prepare 1.1.0 GA

[xitzhang]

Regenerate from spec commit ce30002 (api-version 2026-07-15) and sync the customized src layer:

• Bump package to 1.1.0 and set DEFAULT_API_VERSION to 2026-07-15

• Add ClientEventInputTextDelta/Done, ResponseSession.expiresAt, AzureRealtimeNativeVoice, echo-cancellation reference config, ServerEventResponseInvocationDelta, invokeInput

• Remove preview-only RTC SDP and output-audio-buffer started/stopped types

• Update tests, samples, CHANGELOG, and regenerate API review files

Packages impacted by this PR

azure-ai-voicelive

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• Added impacted package name to the issue description
• Does this PR needs any fixes in the SDK Generator?** (If so, create an Issue in the Autorest/typescript repository and link it here)
• Added a changelog (if necessary)

[Copilot]

Pull request overview

Updates @azure/ai-voicelive for the stable 2026-07-15 API and prepares version 1.1.0 for GA.

Changes:

• Adds input-text events and session expiration metadata.
• Removes preview-only RTC and audio lifecycle APIs.
• Updates versions, tests, samples, metadata, and API reports.

Reviewed changes

Copilot reviewed 21 out of 24 changed files in this pull request and generated 7 comments.

Show a summary per file

File	Description
tsp-location.yaml	Updates the source specification commit.
test/unit/audioBufferTranscription.spec.ts	Removes tests for retired preview APIs.
test/public/voiceLiveClient.spec.ts	Verifies the new default API version.
test/integration/realtimeServiceMatrix.spec.ts	Updates the live API matrix.
test/integration/mcpServerConnection.spec.ts	Tests MCP connections against the GA API.
test/integration/mcpApprovalWorkflow.spec.ts	Tests MCP approval against the GA API.
test/integration/conversationControlTests.spec.ts	Updates conversation-control coverage.
test/integration/connection.spec.ts	Updates connection coverage.
test/integration/basicConversationTests.spec.ts	Updates basic-conversation coverage.
src/models/models.ts	Synchronizes customized models and serialization.
src/models/index.ts	Updates model exports.
src/index.ts	Updates package-level public exports.
src/constants.ts	Sets GA package and API versions.
samples/telemetry/package.json	References the GA package archive.
samples/telemetry-browser/package.json	References the GA package archive.
samples/basic-web-voice-assistant/package.json	References the GA package archive.
review/ai-voicelive-node.api.md	Regenerates the primary API report.
review/ai-voicelive-models-node.api.md	Regenerates the models API report.
package.json	Bumps the package to 1.1.0.
metadata.json	Updates generation metadata and API version.
generated/models/models.ts	Regenerates service models.
generated/models/index.ts	Regenerates model exports.
generated/index.ts	Regenerates package exports.
CHANGELOG.md	Documents the GA release.