Currently clean-includes supports two ways of specifying files to check:
* --all to run on everything
* specific files
There's no way to say "check everything in target/arm".
Add support for handling directory names, by always running
the arguments through git ls-files.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20260116124005.925382-2-peter.maydell@linaro.org