Copyright for python-cython-blis source package in Oracular

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: cython-blis
Source: https://github.com/explosion/cython-blis

Files: *
Copyright: 2014-2018 The University of Texas at Austin
           2016 Hewlett Packard Enterprise Development LP
           2018-2019 Advanced Micro Devices, Inc.
           2019 ExplosionAI GmbH
License: BSD-3-Clause

Files: blis/_src/kernels/power7/3/bli_gemm_power7_int_8x4.c
       blis/_src/kernels/power7/3/test/bli_gemm_power7_int_8x4.c
Copyright: IBM Corporation 2013
License: BSD-3-Clause

Files: blis/_src/frame/base/bli_cpuid.c
Copyright: 2014, The University of Texas at Austin
           2018-2019, Advanced Micro Devices, Inc.
           2019, Dave Love, University of Manchester
License: BSD-3-Clause

Files: blis/_src/frame/base/bli_cpuid.h
Copyright: 2014, The University of Texas at Austin
           2018-2019, Advanced Micro Devices, Inc.
License: BSD-3-Clause

Files: blis/_src/frame/thread/bli_pthread.*
Copyright: 2018, Southern Methodist University
           2018, The University of Texas at Austin
License: BSD-3-Clause

Files: debian/*
Copyright: 2019 Juri Grabowski ,
           2020 Anastasiia Iurshina ,
           2021 Andreas Tille 
License: BSD-3-Clause

License: BSD-3-Clause
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
 met:
  - Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
  - Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
  - Neither the name(s) of the copyright holder(s) nor the names of its
    contributors may be used to endorse or promote products derived
    from this software without specific prior written permission.
 .
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