In 5c73b3e0a3db calls to core.loadEntropy were added to core.boot
and core.autoboot; but neither of those is invoked if we disable
the "beastie" menu. Add a core.loadEntropy call to the no-menu
path.
Sponsored by: Amazon
Fixed: 5c73b3e0a3db ("Add support for getting early entropy from UEFI")