Bump msquic from 6ecf19b to 680c5b9 (#207)

Bumps [msquic](https://github.com/microsoft/msquic) from `6ecf19b` to `680c5b9`.
- [Release notes](https://github.com/microsoft/msquic/releases)
- [Commits](microsoft/msquic@6ecf19b...680c5b9)

---
updated-dependencies:
- dependency-name: msquic
  dependency-type: direct:production
...

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