Custom execution where calldata is updated on the fly

[ctrlc03]

use case:

allocate funds based on proposal result.

25% address 1,
33% address 2,
42% address 3

calldata

ILiquidityPool(address1).deposit(10_000 / 100 * 25)
ILiquidityPool(address2).deposit(10_000 / 100 * 33)
ILiquidityPool(address3).deposit(10_000 / 100 * 42)