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 being discussed on Polkassembly.
- The person who wrote the post wants people to reject the proposal.
- They think the proposal is like a test.
- They want people to vote against it.
- The post is short and to the point.

#136 Please reject! Incorrect request amount specified