Bump workbox-precaching from 6.5.3 to 6.5.4 (#19083)

Bumps [workbox-precaching](https://github.com/googlechrome/workbox) from 6.5.3 to 6.5.4.
- [Release notes](https://github.com/googlechrome/workbox/releases)
- [Commits](https://github.com/googlechrome/workbox/compare/v6.5.3...v6.5.4

)

---
updated-dependencies:
- dependency-name: workbox-precaching
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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