A lot of the Kconfig stuff gets copied around, so encourage a clean
compact style:
- Reduce license header spam
- Fix some broken indentation
- Turn a meaningless 'menuconfig' into a 'config'
- Remove a redundant QMSI menu
- Unscrunch comments: #Foo -> # Foo
Signed-off-by: Ulf Magnusson <Ulf.Magnusson@nordicsemi.no>