Adding uretprobe shadow stack test that runs all existing
uretprobe tests with shadow stack enabled if it's available.

Link: https://lore.kernel.org/all/20240611112158.40795-9-jolsa@kernel.org/Acked-by: Andrii Nakryiko <andrii@kernel.org>
Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>