tty: includecheck fix: drivers/char, vt.c

fix the following 'make includecheck' warning:

  drivers/char/vt.c: linux/device.h is included more than once.

Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 6aa88f5..e47a4c8 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2955,7 +2955,6 @@
 }
 
 #ifndef VT_SINGLE_DRIVER
-#include <linux/device.h>
 
 static struct class *vtconsole_class;