Prepare for release v0.1

[aarkegz]

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[Copilot]

Pull Request Overview

This PR prepares the project for the v0.1 release by switching from git dependencies to published crate versions and adding a new public API method.

• Replaced git dependencies with published crate versions (0.1) for axaddrspace and axvisor_api
• Added a new vm_id() method to the AxVCpu struct to expose the VM ID

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
Cargo.toml	Updated dependencies from git sources to published v0.1 crates
src/vcpu.rs	Added new public method to retrieve VM ID from vCPU instance

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