fix compiler issues on ubuntu 22.04

similar to
846976a

Signed-off-by: Kieran Levin <ktl@frame.work>

Author: kiram9

util/build.mk

@@ -7,12 +7,15 @@
 #
 
 host-util-bin=ectool lbplay stm32mon ec_sb_firmware_update lbcc \
-	ec_parse_panicinfo cbi-util iteflash
+	ec_parse_panicinfo cbi-util
 build-util-bin=ec_uartd
 build-util-art+=util/export_taskinfo.so
 ifeq ($(CHIP),npcx)
 build-util-bin+=ecst
 endif
+ifeq ($(CHIP_FAMILY),it8xxx2)
+build-util-bin+=iteflash
+endif
 host-util-bin+=uartupdatetool
 uartupdatetool-objs=uut/main.o uut/cmd.o uut/opr.o uut/l_com_port.o \
 	uut/lib_crc.o

util/ectool_keyscan.c

@@ -137,7 +137,7 @@ static const unsigned char kbd_plain_xlate[] = {
 	'8',  '9',  '-',  '4',  '5',  '6',  '+',  '1',	/* 0x40 - 0x4f */
 	'2',  '3',  '0',  '.', 0xff, 0xff, 0xff, 0xff,
 	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,	/* 0x50 - 0x5F */
-	'\r', 0xff, 0xff
+	'\r', 0xff, 0xff, 0x00
 };
 
 /**