Coordinate updates with Mithril/Pallas

> [!WARNING]
> All breaking changes requires coordinated update of:
>  - CIP  (n2c + n2n)
>  - DMQ node  (n2c + n2n)
>  - Pallas (only n2c)
>  - Mithril (only n2c)

Define a clear process to coordinate update with Mithril/Pallas when breaking changes are introduced.