As we have a -vk suffix for the Vulkan-related suites, add a -gl one for the OpenGL/ES related suites. Signed-off-by: Juan A. Suarez Romero <jasuarez@igalia.com> Reviewed-by: Eric Engestrom <eric@igalia.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34680>