Fix bug happening when opening config
Fix bug happening when opening config

On an watch that did not have an existing configuration, the watchface would crash while trying to open the config.

groyoh/minimalin,remi-gelinas/digitalin,remi-gelinas/digitalin,groyoh/minimalin,remi-gelinas/digitalin,groyoh/minimalin,remi-gelinas/digitalin,groyoh/minimalin,groyoh/minimalin