Merge changes from topic "bk/errata_refactor" into integration

* changes:
  feat(cpus): wrappers to propagate AArch32 errata info
  feat(cpus): add a way to automatically report errata
  feat(cpus): add a concise way to implement AArch64 errata
  refactor(cpus): convert print_errata_status to C
  refactor(cpus): rename errata_report.h to errata.h
  refactor(cpus): move cpu_ops field defines to a header