Port the transcription and audio streaming changes form main and recorded the live tests.

[v-pivamshi]

User Story 4163988: [Python] Port the transcription and audio streaming changes from main (ga5) to alpha branch

Description

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• The pull request does not introduce [breaking changes]
• CHANGELOG is updated for new features, bug fixes or other significant changes.
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Testing Guidelines

• Pull request includes test coverage for the included changes.

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API Change Check

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azure-communication-callautomation