greybus: gpbridge: make gpbridge device ids start with 1

Making gpb device ids consistent with all other devices on
greybus

Testing Done:
Tested using gpb module to make sure the first gpbX/ device
starts with 1.
Signed-off-by: Sandeep Patil <sspatil@google.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Vaibhav Hiremath <vaibhav.hiremath@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/gpbridge.c

@@ -178,7 +178,7 @@ static struct gpbridge_device *gb_gpbridge_create_dev(struct gb_bundle *bundle,
 	int retval;
 	int id;
 
-	id = ida_simple_get(&gpbridge_id, 0, 0, GFP_KERNEL);
+	id = ida_simple_get(&gpbridge_id, 1, 0, GFP_KERNEL);
 	if (id < 0)
 		return ERR_PTR(id);