[PATCH] tests: assume c source files are utf-8 encoded

[Morten Brørup]

> From: Robin Jarry [mailto:rjarry at redhat.com]
> Sent: Tuesday, 5 March 2024 14.46
> 
> Instead of relying on the default locale from the environment (LC_ALL),
> explicitly read the files as utf-8 encoded.
> 
> Fixes: 0aeaf75df879 ("test: define unit tests suites based on test types")
> 
> Signed-off-by: Robin Jarry <rjarry at redhat.com>
> ---

I strongly agree on UTF-8 encoding everywhere in the DPDK project, so...

Acked-by: Morten Brørup <mb at smartsharesystems.com>