common: Drop linux/bitops.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/net/ti/am65-cpsw-nuss.c b/drivers/net/ti/am65-cpsw-nuss.c
index 220b461..85f3e49 100644
--- a/drivers/net/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ti/am65-cpsw-nuss.c
@@ -21,6 +21,7 @@
 #include <net.h>
 #include <phy.h>
 #include <power-domain.h>
+#include <linux/bitops.h>
 #include <linux/soc/ti/ti-udma.h>
 
 #include "cpsw_mdio.h"