Update pytorch-ignite requirement from <=0.5.3 to <=0.5.4 (#857)

Updates the requirements on [pytorch-ignite](https://github.com/pytorch/ignite) to permit the latest version.
- [Release notes](https://github.com/pytorch/ignite/releases)
- [Commits](pytorch/ignite@v0.1.0...v0.5.4)

---
updated-dependencies:
- dependency-name: pytorch-ignite
  dependency-version: 0.5.4
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Drew Oldag <47493171+drewoldag@users.noreply.github.com>

Author: dependabot[bot]

pyproject.toml

@@ -26,7 +26,7 @@ dependencies = [
     # https://github.com/pytorch/ignite/issues/3372 function correctly
     # while allowing us to release packages that don't depend on dev versions
     # of pytorch-ignite.
-    "pytorch-ignite <= 0.5.3", # Used for distributed training, logging, etc.
+    "pytorch-ignite <= 0.5.4", # Used for distributed training, logging, etc.
     "more-itertools", # Used to work around the issue in pytorch-ignite above
     "toml", # Used to load configuration files as dictionaries
     "tomlkit", # Used to load configuration files as dictionaries and retain comments