Minor code adjustment

etc/rc.d/rc.cgroup2unraid

@@ -54,7 +54,7 @@ case "$1" in
       echo "$DAEMON running"
     else
       echo "$DAEMON not running"
-      if [ -f $PID ]; then
+      if [[ -f $PID ]]; then
         rm -f $PID
       fi
     fi

etc/rc.d/rc.libvirt

@@ -60,7 +60,7 @@ vmlist(){
 waitfor(){
   local C=0
   while [[ $C -lt $TIMEOUT && $(virsh list --state-$1 | awk "NR>2 && /${2:-^.+$}/" | wc -l) -gt 0 ]]; do
-    if [ $C -eq 0 ]; then # echo Timeout info just one time and only if virsh returned something
+    if [[ $C -eq 0 ]]; then # echo Timeout info just one time and only if virsh returned something
       log "Waiting $TIMEOUT seconds for VMs with state: $1"
     fi
     ((C++))