ixgbe: fix missing function pointer conversion

In the previous commit:
  commit 5e655105
  Author: Don Skidmore <donald.c.skidmore@intel.com>
  Date:   Fri Feb 25 01:58:04 2011 +0000

  ixgbe: add function pointer for semaphore function

there was one release of the semaphore function call which
did not get converted to a function pointer.
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ixgbe/ixgbe_common.c

@@ -1075,7 +1075,7 @@ static void ixgbe_release_eeprom(struct ixgbe_hw *hw)
 	eec &= ~IXGBE_EEC_REQ;
 	IXGBE_WRITE_REG(hw, IXGBE_EEC, eec);
 
-	ixgbe_release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
+	hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM);
 
 	/* Delay before attempt to obtain semaphore again to allow FW access */
 	msleep(hw->eeprom.semaphore_delay);