scripts: clean leading whitespaces in python scripts

Signed-off-by: William Dauchy <william@gandi.net>
Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
scripts: remove unused import

Signed-off-by: William Dauchy <william@gandi.net>
Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
libc: import getsrvbyname from musl

In conjunction with a module-provided /etc/services, allows programs to find out where
to register. MySQL needs it.

Signed-off-by: Glauber Costa <glommer@cloudius-systems.com>
Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>