staging: r8188eu: remove unused enum

Remove an unused enum from rtl8188e_hal_init.c.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220209073618.29725-2-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/rtl8188e_hal_init.c

@@ -336,14 +336,6 @@ int rtl8188e_IOL_exec_cmds_sync(struct adapter *adapter, struct xmit_frame *xmit
 	return ret;
 }
 
-/*  */
-/*			Efuse related code */
-/*  */
-enum{
-		VOLTAGE_V25						= 0x03,
-		LDOE25_SHIFT						= 28,
-	};
-
 void rtl8188e_EfusePowerSwitch(struct adapter *pAdapter, u8 PwrState)
 {
 	u16	tmpV16;