[igt-dev] [PATCH i-g-t] runner: Fix constness warning

[Chris Wilson]

Quoting Petri Latvala (2021-01-12 06:51:25)
> Introduced in commit 532d6e84ab7f ("lib: Process kernel taints"):
> 
> ../runner/executor.c: In function ‘handle_taint’:
> ../runner/executor.c:324:18: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
>   while ((explain = igt_explain_taints(&bad))) {
>                     ^
> 
> Signed-off-by: Petri Latvala <petri.latvala at intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris