change: ETCM-7811 native token management pallet

[AmbientTea]

Description

The pallet that consumes inherent data about number of tokens moved into illiquid supply on main chain and calls a Partner Chain's custom handler.

This is the last PR of the native token observability. You can see the changes from all the PR together in this draft PR.

Checklist

• Commit sequence broadly makes sense and commits have useful messages.
• New tests are added if needed and existing tests are updated.
• Relevant logging and metrics added
• CI passes. See note on CI.
• Any changes are noted in the changelog.md for affected crate
• Self-reviewed the diff

Note on CI

If your PR is from a fork, the necessary CI jobs won't trigger automatically for security reasons.
You will need to get someone with write privileges. Please contact IOG Partner Chains developers to do this
for you.