to be allowed to upload it to the google store. Maybe once a year
requiring an upgrade to the latest release is Ok for Google, for
app-devs it is a chore that makes no sense.
Avoiding using the deprecated one would make sense, just forcing
me to use the latest, not so much.
This file gets auto-generated if we don't have it by the Qt tools
so we didn't really need it before.
This changes the default to now set the targetSdkVersion to 33,
as required by the Android Play store.