feat: Allow to override updatecli autodiscovery files

[olblak]

Allows to override the default file "update-compose.yaml" used by the updatecli autodiscovery

Test

To test this pull request, you can run the following commands:

pkg/plugins/autodiscovery/updatecli/
go test
pkg/plugins/autodiscovery/updatecli/test
go test

Additional Information

Tradeoff

Potential improvement