aya/xtask
Dave Tucker 13b1fc63ef chore: Don't use path deps in workspace
This moves the path dependencies back into the per-crate Cargo.toml.
It is required such that the release tooling can correctly calculate
which version constraints require changing when we perform a release.

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>
..
libbpf@a2258003f2 xtask: move libbpf submodule
public-api aya: bless API
src integration-test: Fix build.rs output
Cargo.toml chore: Don't use path deps in workspace