♻ More error resilience for encoding issues in config.yaml
♻ More error resilience for encoding issues in config.yaml

Normally I'd say, broken files are broken files, but since in case of an
encoding error in config.yaml the server won't come up anymore we are
erring on the side of caution here and running with errors="replace"

foosel/OctoPrint,foosel/OctoPrint,foosel/OctoPrint,foosel/OctoPrint