This PR fixes a problem with the per default used background map. Up to now, Stamen was used as a provider. As Stamen is not supported anymore, this needed to be changed.
Type of change
Please delete options that are not relevant.
[x] Bug fix (non-breaking change which fixes an issue)
Description
This PR fixes a problem with the per default used background map. Up to now, Stamen was used as a provider. As Stamen is not supported anymore, this needed to be changed.
Type of change
Please delete options that are not relevant.