One entry for each availability core. The i'th parachain belongs to the i'th core, with the
remaining cores all being on demand parachain multiplexers.
Bounded by the maximum of either of these two values:
The number of parachains and parathread multiplexers
The number of validators divided by configuration.max_validators_per_core.
One entry for each availability core. The i'th parachain belongs to the i'th core, with the remaining cores all being on demand parachain multiplexers.
Bounded by the maximum of either of these two values:
configuration.max_validators_per_core.