[GIP-263] Treasury Rebalance

Author: nikitakle ### Summary This proposal suggests rebalancing the DAO treasury by swapping one-third of its ETH holdings (≈213.6 ETH) into USDC. At the moment, ETH represents the majority of the DAO’s assets. To ensure sustainable growth and predictable operational funding, the treasury should increase its share of stable assets. Current Gearbox DAO treasury composition: * ETH: $3.11M * Stablecoins: $696.3K * BTC: $413K Assuming the current ETH price of $4,444, the sale of ~213.6 ETH would...