[DAS 358] - Added optional parameters to upload function

[srivastavarahull]

No description provided.

[Copilot]

Pull Request Overview

This PR adds optional metadata parameters to upload functions to support additional HTTP headers like content type, disposition, encoding, cache control, and user-defined metadata during file uploads.

• Added 5 new optional metadata parameters to the upload function signature
• Updated method calls to pass through the new metadata parameters
• Modified both deprecated and current upload method interfaces

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 4 comments.

File	Description
ossFileTransfer.ts	Extended upload method signature with metadata parameters and updated API call
ossClient.ts	Updated uploadObjectAsync and uploadObject methods to accept and pass metadata parameters

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