tests/functional/aarch64/test_reverse_debug: Fix issues reported by pylint

Don't use underscores in CamelCase names and drop an unused import.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20251119082636.43286-13-thuth@redhat.com>
1 file changed