add NVIDIA docker image

[Borda]

What does this PR do?

adding docker image based on nvcr.io/nvidia/pytorch
@edenlightning tested locally and works fine :]

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Did you have fun?

Make sure you had fun coding 🙃

[s-rog]

My env is a modified ngc pytorch image as well!

[codecov]

Codecov Report

Merging #5668 (ede49cf) into release/1.2-dev (817a41d) will decrease coverage by 0%.
The diff coverage is n/a.

@@               Coverage Diff                @@
##           release/1.2-dev   #5668    +/-   ##
================================================
- Coverage               89%     89%    -0%     
================================================
  Files                  168     168            
  Lines                12423   12267   -156     
================================================
- Hits                 11102   10933   -169     
- Misses                1321    1334    +13     

[SeanNaren]

Nice to hear @s-rog, the provided NGC images are awesome and I've been using them religiously for a while now. Comes with awesome niceties like MPI support (since they build torch from source!).

Thanks @Borda!

[rohitgr7]

TBH I don't know much about docker but if @Borda says it works, it works. 😄

[Borda]

TBH I don't know much about docker but if @Borda says it works, it works. 😄

add test for it in CI :]

[tchaton]

LGTM !