Integrate LLVM at llvm/llvm-project@fcf8827a98be

Updates LLVM usage to match
[fcf8827a98be](https://github.com/llvm/llvm-project/commit/fcf8827a98be)

PiperOrigin-RevId: 377485560
diff --git a/SUBMODULE_VERSIONS.txt b/SUBMODULE_VERSIONS.txt
index 5b8ed0a..9fd20a1 100644
--- a/SUBMODULE_VERSIONS.txt
+++ b/SUBMODULE_VERSIONS.txt
@@ -5,7 +5,7 @@
 b1fbd33c06cdb0024c67733c6fdec2009d17b384 third_party/googletest
 88b845dee001723c4a0db1fe5477de735b6d3bb0 third_party/liburing
 528af9c01dc4080331184ece3ced3be6beaad47f third_party/llvm-bazel
-da3ed58b97c1cc1356b7732d5dcbb6e4de3057da third_party/llvm-project
+fcf8827a98beb1f8baea883451508d9cd91f57bc third_party/llvm-project
 108a78da82049553b41c7a0f5987c67d5006af8d third_party/mlir-emitc
 fe42a08fc93830f06150b93bcb764e2386ca3110 third_party/mlir-hlo
 d8c7ee00a687ac369e62e2032514a93a9b413502 third_party/pybind11
diff --git a/third_party/llvm-project b/third_party/llvm-project
index da3ed58..fcf8827 160000
--- a/third_party/llvm-project
+++ b/third_party/llvm-project
@@ -1 +1 @@
-Subproject commit da3ed58b97c1cc1356b7732d5dcbb6e4de3057da
+Subproject commit fcf8827a98beb1f8baea883451508d9cd91f57bc