Minor change removing a duplicated check of `h_digest==pubkey_com`at
`src/dsa/rpo_falcon512/signature.rs#L100`, which is already done at
`src/dsa/rpo_falcon512/signature.rs#L95`.

* chore: update crate version to v0.9.0
* chore: remove deprecated re-exports
* chore: remove Box re-export
* feat: implement pure-Rust keygen and signing for RpoFalcon512 (#285)
* feat: add reproducible builds (#296)
* fix: address a few issues for migrating Miden VM  (#298)
* feat: add RngCore supertrait for FeltRng (#299)

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Co-authored-by: Al-Kindi-0 <82364884+Al-Kindi-0@users.noreply.github.com>
Co-authored-by: Paul-Henry Kajfasz <42912740+phklive@users.noreply.github.com>