rtl8180: remove too-early-added rtl8187se enum value

While changing board-type variable to enum, I have added enum
value for rtl8187se by mistake.
This will causes gcc warnings with unhandled switch/cases.

Remove it temporarily until I will push also rtl8187se changes.
Signed-off-by: NAndrea Merello <andrea.merello@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rtl818x/rtl8180/rtl8180.h

@@ -85,7 +85,6 @@ struct rtl8180_priv {
 	enum {
 		RTL818X_CHIP_FAMILY_RTL8180,
 		RTL818X_CHIP_FAMILY_RTL8185,
-		RTL818X_CHIP_FAMILY_RTL8187SE
 	} chip_family;
 	u32 anaparam;
 	u16 rfparam;