Integrate LLVM at llvm/llvm-project@1a3f88658a02

Updates LLVM usage to match
[1a3f88658a02](https://github.com/llvm/llvm-project/commit/1a3f88658a02)

PiperOrigin-RevId: 369789544

SUBMODULE_VERSIONS.txt

diff --git a/SUBMODULE_VERSIONS.txt b/SUBMODULE_VERSIONS.txt
index d674c44..96879d3 100644
--- a/SUBMODULE_VERSIONS.txt
+++ b/SUBMODULE_VERSIONS.txt
@@ -5,7 +5,7 @@
 b1fbd33c06cdb0024c67733c6fdec2009d17b384 third_party/googletest
 88b845dee001723c4a0db1fe5477de735b6d3bb0 third_party/liburing
 ab45ddbed12fe3f25113df9998987f519eee0f7c third_party/llvm-bazel
-4bb60c285cb3090e5fa91f585714a63618e08b4f third_party/llvm-project
+1a3f88658a02be6be5224fca9d9123b79958f289 third_party/llvm-project
 3c265bf59bf2515a63ec35571c66954349749a62 third_party/mlir-emitc
 4d435a817efe32a8a5f5305330a1df1ef00b8f64 third_party/mlir-hlo
 2b2bd45bbf9be04fd22ece5cc1f54679202e9257 third_party/pffft

third_party/llvm-project

diff --git a/third_party/llvm-project b/third_party/llvm-project
index 4bb60c2..1a3f886 160000
--- a/third_party/llvm-project
+++ b/third_party/llvm-project
@@ -1 +1 @@
-Subproject commit 4bb60c285cb3090e5fa91f585714a63618e08b4f
+Subproject commit 1a3f88658a02be6be5224fca9d9123b79958f289