v0.5.4

FreifunkUFO (1):
      re-add freifunk packages to 1907 repo

Paul Spooren (5):
      api: support x86 sysupgrades via generic profile
      config: add 21.02.0-rc2
      janitor: fix wrong version in base packages
      config: add 21.02.0-rc3
      build: don't add public key by default

dependabot[bot] (1):
      build(deps): bump urllib3 from 1.26.4 to 1.26.5