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

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

Files:     .gitignore
           Cargo.toml
           Cargo.toml.orig
           README.md
           bench.rs
Copyright: __NO_COPYRIGHT_NOR_LICENSE__
License:   __NO_COPYRIGHT_NOR_LICENSE__

Files:     lib.rs
Copyright: __NO_COPYRIGHT__ in: lib.rs
License:   __UNKNOWN__
 Licensed under the Apache License, Version 2.0 http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
 http://opensource.org/licenses/MIT>, at your
 option. This file may not be copied, modified, or distributed
 except according to those terms.

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