Integrate LLVM at llvm/llvm-project@8344e215ec6c

Updates LLVM usage to match
[8344e215ec6c](https://github.com/llvm/llvm-project/commit/8344e215ec6c)

PiperOrigin-RevId: 378043689
Change-Id: I5e2db246d1cb820200ccfd91d0c3d634b8fb34ed
diff --git a/third_party/llvm/workspace.bzl b/third_party/llvm/workspace.bzl
index 84ff414..e5616e0 100644
--- a/third_party/llvm/workspace.bzl
+++ b/third_party/llvm/workspace.bzl
@@ -4,8 +4,8 @@
 
 def repo(name):
     """Imports LLVM."""
-    LLVM_COMMIT = "7ed7d4ccb8991e2b5b95334b508f8cec2faee737"
-    LLVM_SHA256 = "6584ccaffd5debc9fc1bb275a36af9bad319a7865abecf36f97cbe3c2da028d0"
+    LLVM_COMMIT = "8344e215ec6caac4b3372d6e96333b35ab1d8741"
+    LLVM_SHA256 = "3b3ba914758ad6cd1b7406050cb1d0130a7c4965e7cba65647131b0460a843c2"
 
     tf_http_archive(
         name = name,