smbus: Change init priority from DEVICE to DEFAULT

Change init priority for SMBus from KERNEL_INIT_PRIORITY_DEVICE (50)
to KERNEL_INIT_PRIORITY_DEFAULT (40) since other devices which depend
on SMBus (like EEPROM) have the same priority.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
diff --git a/drivers/smbus/Kconfig b/drivers/smbus/Kconfig
index e4581fa..faa44a8 100644
--- a/drivers/smbus/Kconfig
+++ b/drivers/smbus/Kconfig
@@ -25,7 +25,7 @@
 
 config SMBUS_INIT_PRIORITY
 	int "Init priority"
-	default KERNEL_INIT_PRIORITY_DEVICE
+	default KERNEL_INIT_PRIORITY_DEFAULT
 	help
 	  SMBus device driver initialization priority.