Copyright for rust-seahash source package in Nile V2.0

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: rust-seahash
Source: 
#
# Please double check copyright with the licensecheck(1) command.

Files:     .cargo_vcs_info.json
           .gitignore
           .gitlab-ci.yml
           Cargo.toml
           Cargo.toml.orig
           logo.png
           src/buffer.rs
           src/helper.rs
           src/impl_std.rs
           src/lib.rs
           src/reference.rs
           src/stream.rs
           tests/chunking.rs
           tests/quickchecks.rs
Copyright: __NO_COPYRIGHT_NOR_LICENSE__
License:   __NO_COPYRIGHT_NOR_LICENSE__

#----------------------------------------------------------------------------
# xml and html files (skipped):
#         README.md

#----------------------------------------------------------------------------
# Files marked as NO_LICENSE_TEXT_FOUND may be covered by the following
# license/copyright files.