deps: bump the security-updates group across 1 directory with 5 updates

Bumps the security-updates group with 5 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [ws](https://github.com/websockets/ws) | `8.11.0` | `8.21.1` |
| [flatted](https://github.com/WebReflection/flatted) | `3.3.1` | `3.4.3` |
| [follow-redirects](https://github.com/follow-redirects/follow-redirects) | `1.15.6` | `1.16.0` |
| [tmp](https://github.com/raszi/node-tmp) | `0.2.3` | `0.2.7` |
| [lodash](https://github.com/lodash/lodash) | `4.17.21` | `4.18.1` |



Updates `ws` from 8.11.0 to 8.21.1
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.11.0...8.21.1)

Updates `flatted` from 3.3.1 to 3.4.3
- [Commits](WebReflection/flatted@v3.3.1...v3.4.3)

Updates `follow-redirects` from 1.15.6 to 1.16.0
- [Release notes](https://github.com/follow-redirects/follow-redirects/releases)
- [Commits](follow-redirects/follow-redirects@v1.15.6...v1.16.0)

Updates `tmp` from 0.2.3 to 0.2.7
- [Changelog](https://github.com/raszi/node-tmp/blob/master/CHANGELOG.md)
- [Commits](raszi/node-tmp@v0.2.3...v0.2.7)

Updates `lodash` from 4.17.21 to 4.18.1
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.21...4.18.1)

---
updated-dependencies:
- dependency-name: ws
  dependency-version: 8.21.1
  dependency-type: indirect
  dependency-group: security-updates
- dependency-name: flatted
  dependency-version: 3.4.3
  dependency-type: indirect
  dependency-group: security-updates
- dependency-name: follow-redirects
  dependency-version: 1.16.0
  dependency-type: indirect
  dependency-group: security-updates
- dependency-name: tmp
  dependency-version: 0.2.7
  dependency-type: indirect
  dependency-group: security-updates
- dependency-name: lodash
  dependency-version: 4.18.1
  dependency-type: indirect
  dependency-group: security-updates
...

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

Author: dependabot[bot]