* merkle-tree: Add Xargo.toml (cherry picked from commita1d9b53cd7
) * merkle-tree: Get `Hash` et. al from program instead of sdk (cherry picked from commitddc0a16cec
) * merkle-tree: Use `matches` crate when targeting eBPF (cherry picked from commita44c32694f
) Co-authored-by: Trent Nelson <trent@solana.com>