Don't require a password for sudo

Makes hacking on the devkit more convenient.

Closes: #12
3 jobs for sudo in 3 minutes and 45 seconds (queued for 1 second)
Status Name Job ID Coverage
  Build
passed build:deb #8935
librem5

00:02:11

passed build:docs #8934
librem5

00:01:59

 
  Test
passed test:download #8936
librem5

00:01:33