Implement Ragequit for Uniswap v3 FRAX/USDC LP

[Fraxwhale]

[FIP - 3XX] Locked Liquidity Standard Exit

Authors Frax Core Team Summary This proposal seeks to provide liquidity providers within the Frax Finance ecosystem the option to exchange their locked liquidity in certain pools for Frax Bond 2029 (FXB2029) at the auction price. Background and Motivation Many liquidity providers within the Frax Finance ecosystem have recently expressed a need for a ragequit or exit mechanism for their locked liquidity in FXS gauges. To address this concern and provide a flexible solution, we propose an exchan…