simpleinit: simplify

package/simpleinit/files/rc

@@ -1,9 +1,8 @@
 #!/bin/sh
 echo Starting OpenADK
-hostname openadk
 mount -t proc proc /proc
 mount -t sysfs sys /sys
-mkdir -m 755 /dev/pts
+mkdir /dev/pts
 mount -t devpts devpts /dev/pts
 mount -t tmpfs tmpfs /tmp
 chmod 1777 /tmp