ARM: uniphier: fix README instruction for updating U-Boot via TFTP

Commit 3cb9abc9c512 ("ARM: uniphier: update U-Boot file names in
workflow") missed to update these two sentences.  Fix them now.

Replace u-boot-spl-dtb.bin and u-boot-dtb.img with u-boot-spl.bin
and u-boot.img, respectively.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
1 file changed