Add Podman's default seccomp policy

Add Podman's default seccomp policy as of 2024-06-10 [1]. This policy
will be used in subsequent commits in platforms with Podman version 3,
whose seccomp policy does not allow the `ptrace()` syscall.

[1] https://github.com/containers/common/blob/d3283f8401eeeb21f3c59a425b5461f069e199a7/pkg/seccomp/seccomp.json