[clang] [clang][test] Add .cuh as a recognized extension for lit test files (PR #124080)

[Nathan Ridge via cfe-commits]

https://github.com/HighCommander4 created https://github.com/llvm/llvm-project/pull/124080

Fixes https://github.com/llvm/llvm-project/issues/124079

>From dbdb0ed35cc33f7e4d6076812faaeef9437ddcc6 Mon Sep 17 00:00:00 2001
From: Nathan Ridge <zeratul976 at hotmail.com>
Date: Thu, 23 Jan 2025 01:34:14 -0500
Subject: [PATCH] [clang][test] Add .cuh as a recognized extension for lit test
 files

---
 clang/test/lit.cfg.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/clang/test/lit.cfg.py b/clang/test/lit.cfg.py
index 7e7934d5fe0f5f..e4b39c4f715971 100644
--- a/clang/test/lit.cfg.py
+++ b/clang/test/lit.cfg.py
@@ -33,6 +33,7 @@
     ".m",
     ".mm",
     ".cu",
+    ".cuh",
     ".hip",
     ".hlsl",
     ".ll",