Integrate LLVM at llvm/llvm-project@87f03e13ce0e

Updates LLVM usage to match
[87f03e13ce0e](https://github.com/llvm/llvm-project/commit/87f03e13ce0e)

PiperOrigin-RevId: 339528247

SUBMODULE_VERSIONS

diff --git a/SUBMODULE_VERSIONS b/SUBMODULE_VERSIONS
index 3f4c5e9..79c77e6 100644
--- a/SUBMODULE_VERSIONS
+++ b/SUBMODULE_VERSIONS
@@ -6,7 +6,7 @@
 4fb0ff7069bd88ee85902f4d0bb62794e5f6d021 third_party/flatcc
 f2fb48c3b3d79a75a88a99fba6576b25d42ec528 third_party/googletest
 8ac1a9f32bc8849a9974874fcc699ba9c5cba59d third_party/llvm-bazel
-c56bbb3961e460cdff96c200068c073dd5d9f5cc third_party/llvm-project
+87f03e13ce0e840d7eb9a4a6d805d117fe165672 third_party/llvm-project
 17b12a4481daa150e2d1ea3ada086b551b856707 third_party/marl
 d2cdb70e038370b5e28f353fe98ccd70af1cbc25 third_party/mlir-emitc
 d8c7ee00a687ac369e62e2032514a93a9b413502 third_party/pybind11