wolfi-baselayout add compat symlinks

[a-crate]

/usr/tmp -> /var/tmp /var/lock -> /run/lock

Note at runtime for VMs, systemd handles /var/lock -> /run/lock, so being overwritten by the /run tmpfs is not a concern.

Justification for doing this: https://github.com/chainguard-dev/internal-dev/issues/21851

[xnox]

/var/lock is a thing.

/usr/tmp seems to be absent on Ubuntu. Does any other Linux distribution ship /usr/tmp?

[a-crate]

Rocky / CentOS & the "enterprise linux" family ship /usr/tmp -> /var/tmp