chore: bump src/common/vendor/optional-lite from 927b5f7 to 67b8c3f

Bumps [src/common/vendor/optional-lite](https://github.com/martinmoene/optional-lite) from `927b5f7` to `67b8c3f`.
- [Release notes](https://github.com/martinmoene/optional-lite/releases)
- [Commits](martinmoene/optional-lite@927b5f7...67b8c3f)

---
updated-dependencies:
- dependency-name: src/common/vendor/optional-lite
  dependency-type: direct:production
...

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