* modem-related modules seem partly responsible for recent l3 firewall
timeouts and kernel crashes.
* rx51-battery can be used to get battery design capacity, but not required
for general running of the system blacklist other
* modules that can impact power consumption on the N900
Completely disabling the modules in kernel config is unnecessary, since they
are all useful for some users
[ci:skip-build]: already built successfully in CI
