Bump lightning-bolts from 0.3.3 to 0.4.0

Bumps [lightning-bolts](https://github.com/PyTorchLightning/lightning-bolts) from 0.3.3 to 0.4.0.
- [Release notes](https://github.com/PyTorchLightning/lightning-bolts/releases)
- [Changelog](https://github.com/PyTorchLightning/lightning-bolts/blob/master/CHANGELOG.md)
- [Commits](Lightning-Universe/lightning-bolts@0.3.3...0.4.0)

---
updated-dependencies:
- dependency-name: lightning-bolts
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements-test.txt

@@ -5,7 +5,7 @@ flake8-quotes
 yapf==0.23.0
 pytest
 pytorch-lightning==1.4.7
-lightning-bolts==0.3.3
+lightning-bolts==0.4.0
 ray[tune]
 torch==1.8.1
 torchvision