This proposal aims to complete the first of many steps required to open a bi-directional HRMP channel between Pendulum and Bifrost.
Initially, its primary function is to enable vDOT as Spacewalk collateral.

Schedule the currently externally-proposed majority-carries referendum to be tabled
immediately. If there is no externally-proposed referendum currently, or if there is one
but it is not a majority-carries referendum then it fails.

The dispatch of this call must be `FastTrackOrigin`.

- `proposal_hash`: The hash of the current external proposal.
- `voting_period`: The period that is allowed for voting on this proposal. Increased to
	Must be always greater than zero.
	For `FastTrackOrigin` must be equal or greater than `FastTrackVotingPeriod`.
- `delay`: The number of block after voting has ended in approval and this should be
  enacted. This doesn't have a minimum amount.

Emits `Started`.

Weight: `O(1)`

- **Problem Statement:** Establishing a bi-directional HRMP channel between Pendulum and Bifrost for vDOT as Spacewalk collateral.
- **Significance:** Facilitating the first step towards enabling the HRMP channel is crucial for operational efficiency.
- **Proposed Solution:** Complete the necessary steps to open the bi-directional HRMP channel.
- **Expected Outcomes:** Improved operational efficiency and enhanced collaboration between Pendulum and Bifrost.

#27 Open HRMP channel request with Bifrost