Update Nervos DAO rules

[Keith-CY]

Since Cell Mature mechanism has been updated on hardfork, the 4 epochs rule should be deprecated, and withdraw cells can be unlocked earlier.

We should check the new rule and update the workflow in neuron. Setup a draft of the new workflow first for @quake and then update the code

Ref: https://github.com/nervosnetwork/rfcs/blob/master/rfcs/0036-remove-header-deps-immature-rule/0036-remove-header-deps-immature-rule.md

[Keith-CY]

The 4 epochs requirement is only added in the UI(https://github.com/nervosnetwork/neuron/blob/develop/packages/neuron-ui/src/utils/getDAOCellStatus.ts#L65) and not included in startWithdrawFromDao and withdrawFromDao, instead, it throws an error if dao cell is immature.

So we can simply update the validation in UI and leave backend intact for this change.

[Keith-CY]

This feature is required by community, maybe we could finish it with the current version and then merge it into the new UI version @yanguoyu

[yanguoyu]

This is also no need 4 epochs. https://github.com/nervosnetwork/neuron/blob/develop/packages/neuron-ui/src/utils/getDAOCellStatus.ts#L79
Nervos DAO can be withdraw right now after deposit, then can be unlock after 180 epoch.

[yanguoyu]

Because Nervos DAO can only unlock after 180 epoch, David account has two deposits can be unlock after 1 day, I will test unlock tomorrow.

[yanguoyu]

nervosnetwork/neuron#2461

[Cedar67]

nervosnetwork/neuron#2461

Verified.