tests/vm: allow more time for the guest exec sleep to start

Signed-off-by: Simon Deziel <[email protected]>

tests/vm

@@ -22,15 +22,15 @@ if ! echo "${LXD_SNAP_CHANNEL}" | grep -qE '^4\.0/'; then
     waitInstanceBooted vm1
 
     # Try disconnecting a VM stopping forcefully and gracefully to make sure they match.
-    (sleep 1 && lxc stop -f vm1) &
-    lxc exec vm1 -- sleep 10 || exitCode=$?
+    (sleep 5 && lxc stop -f vm1) &
+    lxc exec vm1 -- sleep 60 || exitCode=$?
     [ "${exitCode:-0}" -eq 129 ]
-
     wait $!
+
     lxc start vm1
     waitInstanceBooted vm1
-    (sleep 1 && lxc stop vm1) &
-    lxc exec vm1 -- sleep 10 || exitCode=$?
+    (sleep 5 && lxc stop vm1) &
+    lxc exec vm1 -- sleep 60 || exitCode=$?
     [ "${exitCode:-0}" -eq 129 ]
     wait $!
 fi