chore(deps): bump @firebase/util from 0.3.2 to 1.1.0 in /functions

Bumps [@firebase/util](https://github.com/firebase/firebase-js-sdk/tree/HEAD/packages/util) from 0.3.2 to 1.1.0.
- [Release notes](https://github.com/firebase/firebase-js-sdk/releases)
- [Changelog](https://github.com/firebase/firebase-js-sdk/blob/master/packages/util/CHANGELOG.md)
- [Commits](https://github.com/firebase/firebase-js-sdk/commits/@firebase/util@1.1.0/packages/util)

---
updated-dependencies:
- dependency-name: "@firebase/util"
  dependency-type: indirect
...

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