Bump agent-base from 7.1.3 to 7.1.4

Bumps [agent-base](https://github.com/TooTallNate/proxy-agents/tree/HEAD/packages/agent-base) from 7.1.3 to 7.1.4.
- [Release notes](https://github.com/TooTallNate/proxy-agents/releases)
- [Changelog](https://github.com/TooTallNate/proxy-agents/blob/main/packages/agent-base/CHANGELOG.md)
- [Commits](https://github.com/TooTallNate/proxy-agents/commits/agent-base@7.1.4/packages/agent-base)

---
updated-dependencies:
- dependency-name: agent-base
  dependency-version: 7.1.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]