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/mtd/renesas_rpc_hf.c b/drivers/mtd/renesas_rpc_hf.c
index fc2aa22..65320c7 100644
--- a/drivers/mtd/renesas_rpc_hf.c
+++ b/drivers/mtd/renesas_rpc_hf.c
@@ -19,6 +19,7 @@
 #include <flash.h>
 #include <mtd.h>
 #include <wait_bit.h>
+#include <linux/bitops.h>
 #include <mtd/cfi_flash.h>
 
 #define RPC_CMNCR		0x0000	/* R/W */