#13400: Add data parallel suppport for Whisper Model

[kkeerthana0573]

Ticket

Link to Github Issue

Problem description

Add Data Parallel implementation for Whisper model.

What's changed

Data Parallel implementation for Whisper model is added.
The model is configured to run on either N150 or N300, depending on the available machine.

Checklist

• Post commit CI passes
• Blackhole Post commit (if applicable)
• Model regression CI testing passes (if applicable)
• Device performance regression CI testing passes (if applicable)
• New/Existing tests provide coverage for changes

[tt-rkim]

I do not need to approve, but please:

• Run full models CI (https://github.com/tenstorrent/tt-metal/actions/workflows/full-new-models-suite.yaml) Please talk to your teammates about it in a public channel, and tag me so I can see the conversation and ensure you introduce no new regressions
• Resolve conflicts

[kkeerthana0573]

I do not need to approve, but please:

• Run full models CI (https://github.com/tenstorrent/tt-metal/actions/workflows/full-new-models-suite.yaml) Please talk to your teammates about it in a public channel, and tag me so I can see the conversation and ensure you introduce no new regressions
• Resolve conflicts

@tt-rkim,
Sure, I've updated the team regarding the CI for the new models.