Merge pull request #82944 from tmalove/etcd-migration-38912-tlove

OCPBUGS#38912: Add punctuation to a script for moving etcd to a different disk

Author: jeana-redhat

modules/move-etcd-different-disk.adoc

@@ -65,11 +65,11 @@ Note the device name of the new disk reported by the `lsblk` command.
 set -uo pipefail
 
 for device in <device_type_glob>; do # <1>
-/usr/sbin/blkid $device &> /dev/null
+/usr/sbin/blkid "${device}" &> /dev/null
  if [ $? == 2  ]; then
-    echo "secondary device found $device"
+    echo "secondary device found ${device}"
     echo "creating filesystem for etcd mount"
-    mkfs.xfs -L var-lib-etcd -f $device &> /dev/null
+    mkfs.xfs -L var-lib-etcd -f "${device}" &> /dev/null
     udevadm settle
     touch /etc/var-lib-etcd-mount
     exit