Remove mer-kickstarter-configs dependency

Our kickstarter configration is now independent.
Comment out OSTree targets and separate configurations
Add more adaptation entries

Also rename adaptation repositories from hawaii to maui.
Move Maui SDK configuration to a seprate file

Having small configuration files are easier to work with.
Add separate Calamares repository
maui-sdk.yaml: Enable Maui Image Creation pattern

Now that we have cdrkit built, it should work.
maui-sdk.yaml: Replace NetworkManager with connman
maui-sdk.yaml: Add the droid tools

They come in handy for adaptations.
maui-sdk.yaml: Add common repositories