Do not set root pw, do not hack mdev

Neither is required, root can have no password and the nameif hack does
not work anyway.

alpine_postinst

@@ -7,13 +7,6 @@ mkdir /root/.ssh
 chmod 700 /root/.ssh
 echo "$ssh_key" >> /root/.ssh/authorized_keys
 
-# Set root password
-# Given the use case, we do not care it is in plain text here. Still we enter the
-passwd root <<GO
-kokoko
-kokoko
-GO
-
 # Install bird and maybe other tools
 apk update
 apk add bird
@@ -21,5 +14,6 @@ rc-update add bird default
 
 # Run nameif at boot to set network names
 # Doc: https://wiki.alpinelinux.org/wiki/Custom_network_interface_names
-echo '-SUBSYSTEM=net;DEVPATH=.*/net/.*;.*	root:root 600 @/sbin/nameif -s' >> /etc/mdev.conf
-mkinitfs $(ls /lib/modules)
+# NOTE: This does not seem to work.
+#echo '-SUBSYSTEM=net;DEVPATH=.*/net/.*;.*	root:root 600 @/sbin/nameif -s' >> /etc/mdev.conf
+#mkinitfs $(ls /lib/modules)