net: dsa: seville: don't write to MEM_ENA twice

There is another one of these right above the readx_poll_status.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/ocelot/seville_vsc9953.c

@@ -847,7 +847,6 @@ static int vsc9953_reset(struct ocelot *ocelot)
 	}
 
 	/* enable switch core */
-	ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1);
 	ocelot_field_write(ocelot, SYS_RESET_CFG_CORE_ENA, 1);
 
 	return 0;