Make hyperv pass

It seems CI generally needs a little more of a default timeout to
complete the init and boot process of a machine.  This extends the
timeout from 90 seconds to 240 seconds.

[NO NEW TESTS NEEDED]

Signed-off-by: Brent Baude <bbaude@redhat.com>

pkg/machine/e2e/config_test.go

@@ -23,7 +23,7 @@ import (
 var originalHomeDir = os.Getenv("HOME")
 
 const (
-	defaultTimeout = 90 * time.Second
+	defaultTimeout = 240 * time.Second
 )
 
 type machineCommand interface {