chore(deps-dev): bump @types/har-format from 1.2.7 to 1.2.8 (#315)

Bumps [@types/har-format](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/har-format) from 1.2.7 to 1.2.8.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/har-format)

---
updated-dependencies:
- dependency-name: "@types/har-format"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]