Improve logic for 01_elemental-rootfs.yaml

Every time when we want to write configurarion file in /usr/loca/etc
directory has to be checked and created properly

Signed-off-by: Michal Jura <mjura@suse.com>

framework/files/system/oem/01_elemental-rootfs.yaml

@@ -5,6 +5,7 @@ stages:
       commands:
       - |
         if [ ! -e /usr/local/etc/hostname ]; then
+          [ ! -d /usr/local/etc ] && mkdir -p /usr/local/etc 
           echo rancher-${RANDOM} > /usr/local/etc/hostname
         fi
         ln -sf /usr/local/etc/hostname /etc/hostname
@@ -16,7 +17,7 @@ stages:
         if [ -s /usr/local/etc/machine-id ]; then
           cat /usr/local/etc/machine-id > /etc/machine-id
         else
-          mkdir -p /usr/local/etc
+          [ ! -d /usr/local/etc ] && mkdir -p /usr/local/etc
           cp /etc/machine-id /usr/local/etc
         fi
     - name: "Create essential persistent paths"