RIP-005: Raise DAO Bond Fee

Result of spirited discussion in policy forum in Discord and general forum in heat check: https://forum.romedao.finance/t/request-for-comment-staking-warchest-rome-holdings/174

This proposal if enacted would raise DAO bond fee from 10% to 25%. For context, Olympus currently has a 100% fee which means for every $1 of bonds sold $1 of OHM is sent to their DAO fund. We propose boosting Rome bond fee from 10% (10c/$1) to 25% (25c/$1).

Rationale: started with 10% to avoid bloating development fund and believe 25% is the more appropriate number for keeping target development runway at any given time.