Integrate LLVM at llvm/llvm-project@c6f3b7bcd059

Updates LLVM usage to match
[c6f3b7bcd059](llvm/llvm-project@c6f3b7bcd059)

PiperOrigin-RevId: 694173207

Author: gribozavr

third_party/llvm/workspace.bzl

@@ -4,8 +4,8 @@ load("//third_party:repo.bzl", "tf_http_archive")
 
 def repo(name):
     """Imports LLVM."""
-    LLVM_COMMIT = "69d0bab82689d470e3fd68f50ca8b8d28f3e2294"
-    LLVM_SHA256 = "dbd36ab8a511bb35022957cdfadfa99de045ac5c84c3347949614534c0dcd150"
+    LLVM_COMMIT = "c6f3b7bcd0596d30f8dabecdfb9e44f9a07b6e4c"
+    LLVM_SHA256 = "13a1b39cfe51421fb1fd15828b76766d7680d854fc1039254b37f3f824ab47b7"
 
     tf_http_archive(
         name = name,