build(deps): bump third_party/prjxray from 3265766 to 5ec92c7

Bumps [third_party/prjxray](https://github.com/f4pga/prjxray) from `3265766` to `5ec92c7`.
- [Commits](f4pga/prjxray@3265766...5ec92c7)

---
updated-dependencies:
- dependency-name: third_party/prjxray
  dependency-type: direct:production
...

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