Swift: Bump the swift-dependencies group with 3 updates

Bumps the swift-dependencies group with 3 updates: [github.com/pointfreeco/swift-custom-dump](https://github.com/pointfreeco/swift-custom-dump), [github.com/pointfreeco/swift-dependencies](https://github.com/pointfreeco/swift-dependencies) and [github.com/pointfreeco/swift-snapshot-testing](https://github.com/pointfreeco/swift-snapshot-testing).


Updates `github.com/pointfreeco/swift-custom-dump` from 1.3.4 to 1.4.1
- [Release notes](https://github.com/pointfreeco/swift-custom-dump/releases)
- [Commits](pointfreeco/swift-custom-dump@1.3.4...1.4.1)

Updates `github.com/pointfreeco/swift-dependencies` from 1.10.1 to 1.11.0
- [Release notes](https://github.com/pointfreeco/swift-dependencies/releases)
- [Commits](pointfreeco/swift-dependencies@1.10.1...1.11.0)

Updates `github.com/pointfreeco/swift-snapshot-testing` from 1.18.7 to 1.18.9
- [Release notes](https://github.com/pointfreeco/swift-snapshot-testing/releases)
- [Commits](pointfreeco/swift-snapshot-testing@1.18.7...1.18.9)

---
updated-dependencies:
- dependency-name: github.com/pointfreeco/swift-custom-dump
  dependency-version: 1.4.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: swift-dependencies
- dependency-name: github.com/pointfreeco/swift-dependencies
  dependency-version: 1.11.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: swift-dependencies
- dependency-name: github.com/pointfreeco/swift-snapshot-testing
  dependency-version: 1.18.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: swift-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]