FID pytorch Old version and Windows Fix

[gucifer]

Fixes #2059

Description:
Fixed Errors in old version of pytorch and windows for FID.
Link to the windows error:
https://app.circleci.com/pipelines/github/pytorch/ignite/1926/workflows/4d0d4aa5-0383-43dc-9d1c-08557be2c3c6
Check list:

• New tests are added (if a new feature is added)
• New doc strings: description and/or example code are in RST format
• Documentation is updated (if required)

[trsvchn]

It seems Ok, but let me try to run it in my fork by triggering that workflow for all version

[trsvchn]

Here we go, testing all pytorch versions in a fork: trsvchn#18

@gucifer, tests are still failing, see:

https://github.com/trsvchn/ignite/actions/runs/947459025

[gucifer]

Here we go, testing all pytorch versions in a fork: trsvchn#18

@gucifer, tests are still failing, see:

https://github.com/trsvchn/ignite/actions/runs/947459025

Reduced checking precision to 6 digits.

[vfdev-5]

@trsvchn why we still have mnist issues here : https://github.com/pytorch/ignite/pull/2061/checks?check_run_id=2856362717#step:9:319 if we are using our own storage ?

[vfdev-5]

@gucifer thanks for the fix!