*This finding escalates [N-09] of the automated report.*
https://github.com/code-423n4/2023-10-ens/blob/main/contracts/ERC20MultiDelegate.sol#L131
The following assertion will throw when the user attempts to re-delegate more than the existing amount. Using assert here has the following two issues:
We suggest changing assert to a require statement, with a clear error message, or using custom errors.
