staging: r8188eu: remove more dead code from ODM_Write_DIG()

SupportICType is ODM_RTL8188E in this driver. Remove code that is
never executed.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210918181904.12000-7-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/odm.c

@@ -466,12 +466,8 @@ void ODM_Write_DIG(struct odm_dm_struct *pDM_Odm, u8 CurrentIGI)
 
 	if (pDM_DigTable->CurIGValue != CurrentIGI) {
 		ODM_SetBBReg(pDM_Odm, ODM_REG(IGI_A, pDM_Odm), ODM_BIT(IGI, pDM_Odm), CurrentIGI);
-		if (pDM_Odm->SupportICType != ODM_RTL8188E)
-			ODM_SetBBReg(pDM_Odm, ODM_REG(IGI_B, pDM_Odm), ODM_BIT(IGI, pDM_Odm), CurrentIGI);
-
 		pDM_DigTable->CurIGValue = CurrentIGI;
 	}
-/*  Add by Neil Chen to enable edcca to MP Platform */
 }
 
 /* Need LPS mode for CE platform --2012--08--24--- */