Upgrade NullAway 0.10.3 -> 0.10.4

[Picnic-Bot]

This PR contains the following updates:

Package	Type	Update	Change
com.uber.nullaway:nullaway		patch	0.10.3 -> 0.10.4
com.uber.nullaway:nullaway	compile	patch	0.10.3 -> 0.10.4

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Release Notes

uber/NullAway

v0.10.4

Compare Source

(Bug fix release)

• Fix LibraryModels recording of dataflow nullness for Map APs (#​685)
• Proper checking of unboxing in binary trees (#​684)
• Build / CI tooling for NullAway itself:
  • Bump dependency versions in GitHub Actions config (#​683)

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[Picnic-Bot]

Suggested commit message:

Upgrade NullAway 0.10.3 -> 0.10.4 (#328)

See:
- https://github.com/uber/NullAway/blob/master/CHANGELOG.md
- https://github.com/uber/NullAway/compare/v0.10.3...v0.10.4