common: Drop linux/bug.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 4af5894..385bed3 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -15,6 +15,7 @@
 #include <common.h>
 #include <cpu_func.h>
 #include <dm/device_compat.h>
+#include <linux/bug.h>
 #include <linux/kernel.h>
 #include <linux/list.h>