[U-BOOT-TEST][PATCH 1/1] travis-ci: SiFive Unleashed: avoid format warning

[Tom Rini]

On Sun, 23 Jun 2024 12:58:15 +0200, Heinrich Schuchardt wrote:

> QEMU expects the file format to be specified even for raw files.
> Currently this change only suppresses a warning.
> 
> 

Applied to u-boot/u-boot-test-hooks.git/master, thanks!

-- 
Tom