fix: assgin to wrong devices when 1 pod has 2+ containers request GPU

[joy717]

What type of PR is this?

/kind bug

What this PR does / why we need it: fix wrong quota for fitInDevices

Which issue(s) this PR fixes: Fixes #592

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Flag	Coverage Δ
unittests	27.22% <100.00%> (+0.04%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
pkg/scheduler/score.go	67.61% <100.00%> (+0.37%)	:arrow_up:

[archlitchi]

yes, thats' a nice fix:)

[archlitchi]

/approve