vzdump: remove temporary directories

This bug was introduced with commit 1bb6e88f

PVE/VZDump.pm

@@ -971,7 +971,7 @@ sub exec_backup_task {
     eval { unlink $task->{tmptar} if $task->{tmptar} && -f $task->{tmptar}; };
     warn $@ if $@;
 
-#    eval { rmtree $task->{tmpdir} if $task->{tmpdir} && -d $task->{tmpdir}; };
+    eval { rmtree $task->{tmpdir} if $task->{tmpdir} && -d $task->{tmpdir}; };
     warn $@ if $@;
 
     my $delay = $task->{backuptime} = time () - $vmstarttime;

PVE/VZDump/OpenVZ.pm

@@ -303,8 +303,8 @@ sub cleanup {
 
     if ($task->{cleanup}->{etc_vzdump}) {
 	my $dir = "$task->{snapdir}/etc/vzdump";
-	#eval { rmtree $dir if -d $dir; };
-	#$self->logerr ($@) if $@;
+	eval { rmtree $dir if -d $dir; };
+	$self->logerr ($@) if $@;
     }
 
 }