Add python 3.12 to CI #3206
Description
🚀 Feature
Add python 3.12 to CI: https://github.com/pytorch/ignite/blob/master/.github/workflows/unit-tests.yml
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Add python 3.12 to CI: https://github.com/pytorch/ignite/blob/master/.github/workflows/unit-tests.yml