Bump LLVM version to llvm/llvm-project@6688657 (triton-lang#2786)

gflegar · Moerafaat · web-flow · commit 17341c6718c9 · 2023-12-14T09:13:00.000-08:00
Co-authored-by: Mohammed Anany &lt;moerafaat@aucegypt.edu&gt;
diff --git a/cmake/llvm-hash.txt b/cmake/llvm-hash.txt
@@ -1 +1 @@
-5e5a22caf88ac1ccfa8dc5720295fdeba0ad9372
+668865789620f390fbad4d7093ed8ca6eb932c31
