Bump llvm-project from 9d1002a to fa9c1f8

Bumps [llvm-project](https://github.com/Xilinx/llvm-project) from `9d1002a` to `fa9c1f8`.
- [Commits](Xilinx/llvm-project@9d1002a...fa9c1f8)

---
updated-dependencies:
- dependency-name: llvm-project
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>