[GIP-268] Allow Credit Account migration from all DAO-governed pools; Improve liquidity for L2 markets

# Author desnake --- # Summary Previously, CA migration was enabled only for wstETH and WETH pools, as they were the only ones with active curators on Mainnet. This GIP requests DAO approval to enable CA migration for stablecoin and bitcoin pools by connecting migration adapters to all Credit Managers in those markets. Additionally, this GIP includes adapter configuration updates on L2s (Arbitrum and Optimism) to ensure there is sufficient liquidity available for liquidations. --- #...