This proposal is supposed to cancel the referendum [153](https://kusama.polkassembly.io/referenda/153) that was submitted with a wrong preimage.  

Put forward a suggestion for spending. A deposit proportional to the value
is reserved and slashed if the proposal is rejected. It is returned once the
proposal is awarded.

# <weight>
- Complexity: O(1)
- DbReads: `ProposalCount`, `origin account`
- DbWrites: `ProposalCount`, `Proposals`, `origin account`
# </weight>

- There is a proposal to cancel a referendum because it was submitted with the wrong preimage.
- The referendum is called [153](https://kusama.polkassembly.io/referenda/153).
- The proposal wants to fix the mistake and cancel the referendum.
- The preimage is like a secret code that needs to be correct for the referendum to work.
- They want to make sure everything is done correctly.

#154 Cancelling referendum 153