feat(validator): add VALIDATOR_ env vars for independent block limits (backport #21060)#21109

AztecBot wants to merge 1 commit intov4AztecProtocol/aztec-packages:v4from

claudebox/backport-21060-to-v4AztecProtocol/aztec-packages:claudebox/backport-21060-to-v4Copy head branch name to clipboard