[Mellanox] Add NVIDIA Copyright header to "mellanox" files#8799

Merged

liat-grozovik merged 8 commits intosonic-net:masterfrom dprital:copyright_header_master

Oct 17, 2021

+2,956-303

Commits on Sep 14, 2021

Add NVIDIA copyright header to device mellanox files
dprital
committed

Commits on Sep 15, 2021

Add NVIDIA Copyright Header for mlnx-platform-api folder under platform
dprital
committed

Commits on Oct 7, 2021

Fix copyright header for two files
dprital
committed