Start a new parachain lease auction immediately.

Create a new auction.

This can only happen when there isn't already an auction in progress and may only be
called by the root origin. Accepts the `duration` of this auction and the
`lease_period_index` of the initial lease period of the four that are to be auctioned.

- **Problem Statement:** Initiate a new parachain lease auction promptly.
- **Significance:** Ensuring timely allocation of parachain slots for the Polkadot network.
- **Proposed Solution:** Immediate commencement of a new parachain lease auction.
- **Expected Outcomes:** Facilitating efficient and timely expansion of the Polkadot ecosystem.

#39 [Auction Admin] Referendum #39

No Active Proposals