Propose and approve a spend of treasury funds.

## Dispatch Origin

Must be [`Config::SpendOrigin`] with the `Success` value being at least `amount`.

### Details
NOTE: For record-keeping purposes, the proposer is deemed to be equivalent to the
beneficiary.

### Parameters
- `amount`: The amount to be transferred from the treasury to the `beneficiary`.
- `beneficiary`: The destination account for the transfer.

## Events

Emits [`Event::SpendApproved`] if successful.

- **Problem Statement:** Addressing the need for a referendum on Polkassembly for the community.
- **Significance:** Ensuring community engagement and decision-making.
- **Proposed Solution:** Conducting a referendum on Polkassembly.
- **Expected Outcomes:** Increased community involvement and decision-making.

#91 Test 3

No Active Proposals