sfc: Remove unnecessary dependencies on I2C

Only the SFC4000 code, now moved to sfc-falcon, needed I2C.
Signed-off-by: NBen Hutchings <ben@decadent.org.uk>
Acked-by: NEdward Cree <ecree@solarflare.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/sfc/Kconfig

@@ -21,8 +21,6 @@ config SFC
 	depends on PCI
 	select MDIO
 	select CRC32
-	select I2C
-	select I2C_ALGOBIT
 	imply PTP_1588_CLOCK
 	---help---
 	  This driver supports 10/40-gigabit Ethernet cards based on

drivers/net/ethernet/sfc/net_driver.h

@@ -24,7 +24,6 @@
 #include <linux/mutex.h>
 #include <linux/rwsem.h>
 #include <linux/vmalloc.h>
-#include <linux/i2c.h>
 #include <linux/mtd/mtd.h>
 #include <net/busy_poll.h>
 #include <net/xdp.h>

drivers/net/ethernet/sfc/nic.h

@@ -9,7 +9,6 @@
 #define EFX_NIC_H
 
 #include <linux/net_tstamp.h>
-#include <linux/i2c-algo-bit.h>
 #include "net_driver.h"
 #include "efx.h"
 #include "mcdi.h"