ODRORID: replace bootloader binary

These binaries are copied from ODROID's github below.
https://github.com/hardkernel/u-boot/tree/odroid-v2010.12/sd_fuse

  bl1.Hardkernel  -> BL1.bin
  bl2.Hardkernel  -> BL2.bin
  tzsw.Hardkernel -> TZSW.bin

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
ODROID: enable to boot with uImage and FDT support

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
ODROID: changelog: updating changelog

Signed-off-by: Dongjin Kim <tobetter@gmail.com>