[tools] testbot/RestoreVM: Explicitly deleting the old disks may not be necessary.

[Francois Gouget]

Normally virsh undefine --remove-all-storage handles it but it does not
follow the symbolic links. So tell rm not to complain if it finds no
file to delete.

Signed-off-by: Francois Gouget <fgouget(a)codeweavers.com>
---
 testbot/scripts/RestoreVM | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/testbot/scripts/RestoreVM b/testbot/scripts/RestoreVM
index a31f3ea71d..bf99e4978a 100755
--- a/testbot/scripts/RestoreVM
+++ b/testbot/scripts/RestoreVM
@@ -641,7 +641,7 @@ then
     then
         fatal_no_cleanup "could not remove the existing '$opt_vm' VM"
     fi
-    [ -z "$olddisks" ] || dry_run rm $olddisks
+    [ -z "$olddisks" ] || dry_run rm -f $olddisks
 fi
 
 
-- 
2.20.1