Change Swap Fee for Balancer Aave GHO/USDT/USDC on Ethereum

[zekraken-bot]

This PR decreases the swap fee for Balancer Aave GHO/USDT/USDC (0x85b2b5) from 0.0007% to 0.0006% on Ethereum.

[github-actions]

FILENAME: MaxiOps/PoolParameterChanges/PoolSwapFeeChanges/Mainnet/set-swap-fee-0x85b2b559bc2d21104c4defdd6efca8a20343361d-2026-01-23_1233.json
COMMIT: 29eacc5b6575e5390586191870e53a8a2815ebfe

Validator	Result
validate_contains_msig	✅
validate_msig_in_address_book	✅
validate_chain_specified	✅

[github-actions]

FILENAME: MaxiOps/PoolParameterChanges/PoolSwapFeeChanges/Mainnet/set-swap-fee-0x85b2b559bc2d21104c4defdd6efca8a20343361d-2026-01-23_1233.json
MULTISIG: multisigs/omni (mainnet:0x9ff471F9f98F42E5151C7855fD1b5aa906b1AF7e)
COMMIT: 29eacc5b6575e5390586191870e53a8a2815ebfe
CHAIN(S): mainnet
TENDERLY: 🟩 SUCCESS

+----------------------------+----------------------------------------------------------------------+-------+----------------------------------------------------------------------------------+------------+----------+
| fx_name                    | to                                                                   | value | inputs                                                                           | bip_number | tx_index |
+----------------------------+----------------------------------------------------------------------+-------+----------------------------------------------------------------------------------+------------+----------+
| setStaticSwapFeePercentage | 0xbA1333333333a1BA1108E8412f11850A5C319bA9 (20241204-v3-vault/Vault) | 0     | {                                                                                | N/A        |   N/A    |
|                            |                                                                      |       |   "pool": [                                                                      |            |          |
|                            |                                                                      |       |     "0x85b2b559bc2d21104c4defdd6efca8a20343361d (pools/Aave GHO/USDT/USDC-85b2)" |            |          |
|                            |                                                                      |       |   ],                                                                             |            |          |
|                            |                                                                      |       |   "swapFeePercentage": [                                                         |            |          |
|                            |                                                                      |       |     "6000000000000"                                                              |            |          |
|                            |                                                                      |       |   ]                                                                              |            |          |
|                            |                                                                      |       | }                                                                                |            |          |
+----------------------------+----------------------------------------------------------------------+-------+----------------------------------------------------------------------------------+------------+----------+