chore(deps): bump ext/llvm-project from 8e85b77 to d7e40f3

Bumps [ext/llvm-project](https://github.com/llvm/llvm-project) from `8e85b77` to `d7e40f3`.
- [Release notes](https://github.com/llvm/llvm-project/releases)
- [Commits](llvm/llvm-project@8e85b77...d7e40f3)

---
updated-dependencies:
- dependency-name: ext/llvm-project
  dependency-version: d7e40f3e71654658e249ee481e28aeae0e0410b1
  dependency-type: direct:production
...

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

Author: dependabot[bot]