staging: r8188eu: remove unneeded semicolon

Eliminate the following coccicheck warning:
./drivers/staging/r8188eu/hal/HalPwrSeqCmd.c:70:2-3: Unneeded semicolon

Fixes: df8d0a55 ("staging: r8188eu: make power sequences static")
Reviewed-by: Martin Kaiser <martin@kaiser.cx>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220630090937.4983-1-yang.lee@linux.alibaba.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/HalPwrSeqCmd.c

@@ -67,7 +67,7 @@ u8 HalPwrSeqCmdParsing(struct adapter *padapter, enum r8188eu_pwr_seq seq)
 		break;
 	default:
 		return false;
-	};
+	}
 
 	do {
 		pwrcfgcmd = pwrseqcmd[aryidx];