Update boot script for home partition changes

- Remove the setexpr for boot_partition: We now define this in the
default u-boot environment, instead of deriving it from
rootfs_partition.

Change-Id: Idd5d9ba3e13163ae478e7d6e6f6cbc02955c6162
1 file changed
tree: d6b42ffbc6392ca322ed6849c20597e1bd014d4b
  1. debian/
  2. mt8167-coral/
  3. usr/
  4. boot.txt
  5. overlays.txt
  6. ubootenv.py