chore: Release rattler_digest version 0.7.0

chore: Release rattler_digest version 0.6.0

chore: Release rattler_digest version 0.5.0

chore: Release rattler_digest version 0.4.0

chore: Release rattler_digest version 0.3.0

chore: Release rattler_digest version 0.2.0

fix: move libsolv to crate level for publishing (conda#120)