chore(deps): bump github.com/stackitcloud/stackit-sdk-go/services/resourcemanager from 0.18.5 to 0.19.0

chore(deps): bump github.com/stackitcloud/stackit-sdk-go/services/resourcemanager from 0.18.5 to 0.19.0 #4269