While the file where the basename.c code came from is marked as Linaro
from 2020, commit [1] was based on Heinrich's email. Also, [2] and [3]
were my patches. Linaro is not the copyright holder and none of the code
is from 2020.
Update the file accordingly.
Link: https://lore.kernel.org/u-boot/2175cecb-a392-5107-b932-b099ec21d62c@gmx.de
[1] 4e65ca00f3 ("efi_loader: bootmgr: add booting from removable media")
[2] 3e18860e3f ("bootstd: Allow reading an EFI file from the network")
[3] 7506c15669 ("sandbox: Report host default-filename in native mode")
Signed-off-by: Simon Glass <sjg@chromium.org>
Suggested-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>