fix windows tests

tests/automatic/bug_fixes/producer_send_after_restart/check_windows.bat

@@ -41,6 +41,8 @@ c:\opt\consul\nomad stop receiver
 c:\opt\consul\nomad run receiver.nmd
 
 ping 1.0.0.0 -n 3 -w 100 > nul
+ping 1.0.0.0 -n 3 -w 100 > nul
+ping 1.0.0.0 -n 3 -w 100 > nul
 
 
 echo hello > c:\tmp\asapo\test_in\test1\file3