[vz-dev] [volkszaehler/vzlogger] fe9377: [github actions] need to `apt-get update`

[Thorben T.]

  Branch: refs/heads/master
  Home:   https://github.com/volkszaehler/vzlogger
  Commit: fe937770e44f648e8950e414455caee91b75b5bd
      https://github.com/volkszaehler/vzlogger/commit/fe937770e44f648e8950e414455caee91b75b5bd
  Author: r00t <r00t at constancy.org>
  Date:   2021-04-03 (Sat, 03 Apr 2021)

  Changed paths:
    M .github/workflows/build+test.yml
    M .github/workflows/check-formatting.yml

  Log Message:
  -----------
  [github actions] need to `apt-get update`