use new bootloader id syntax

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

mk_mmc.sh

@@ -106,14 +106,14 @@ function dl_xload_uboot {
 case "$SYSTEM" in
     beagle)
 
- MLO=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:1 MLO" | awk '{print $3}')
- UBOOT=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:1 UBOOT" | awk '{print $3}')
+ MLO=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:1:MLO" | awk '{print $3}')
+ UBOOT=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:1:UBOOT" | awk '{print $3}')
 
         ;;
     panda)
 
- MLO=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:2 MLO" | awk '{print $3}')
- UBOOT=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:2 UBOOT" | awk '{print $3}')
+ MLO=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:2:MLO" | awk '{print $3}')
+ UBOOT=$(cat ${TEMPDIR}/dl/bootloader | grep "${ABI}:2:UBOOT" | awk '{print $3}')
 
         ;;
     crane)