fix: add preemptible bool to optimization request

[artaasadi]

Description

What type of PR(Pull Request) is this?

• 🐛 Bug Fix
• 🍕 New Feature
• 🔥 Performance Improvement
• 📝 Documentation update
• ✅ Test
• 🤖 Build
• 📦 Release
• 🔁 CI/CD

Added to documentation?

• 📜 README.md
• 🤝 CONTRIBUTING.md
• 🙅 no documentation needed

Bug Fix

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2. Ensure the issue is linked in your description using "Fixes #XXXX."

New Feature

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2. Include relevant tests for the new feature.
3. Confirm successful local testing of your changes.
4. Update the relevant documentation (if applicable).

Performance Improvement

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2. If possible, include metrics demonstrating the improvement.

General Notes

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