remove obsolete arg kern_img from install_gpt() call

image_to_vm.sh

Index: image_to_vm.sh
diff --git a/image_to_vm.sh b/image_to_vm.sh
index 48b52498aef790be1c05c44d2935458f0d6ad713..ac8f648c991c04dd38a50c536078b52c53c0d957 100755
--- a/image_to_vm.sh
+++ b/image_to_vm.sh
@@ -166,7 +166,6 @@ else
     sudo losetup -d "${STATEFUL_LOOP_DEV}"
   fi
 fi
-TEMP_KERN="${TEMP_DIR}"/part_2
 TEMP_PMBR="${TEMP_DIR}"/pmbr
 dd if="${SRC_IMAGE}" of="${TEMP_PMBR}" bs=512 count=1
 
@@ -230,7 +229,7 @@ sudo dd if=/dev/zero of="${TEMP_IMG}" bs=1 count=1 \
   seek=$((${FLAGS_vdisk_size} * 1024 * 1024 - 1))
 
 # Set up the partition table
-install_gpt "${TEMP_IMG}" "${TEMP_ROOTFS}" "${TEMP_KERN}" "${TEMP_STATE}" \
+install_gpt "${TEMP_IMG}" "${TEMP_ROOTFS}" "${TEMP_STATE}" \
   "${TEMP_PMBR}" "${TEMP_ESP}" false ${FLAGS_rootfs_partition_size}
 # Copy into the partition parts of the file
 dd if="${TEMP_ROOTFS}" of="${TEMP_IMG}" conv=notrunc bs=512 \