[llvm] Add DXILOpTableGenDesign.rst to toctree of DirectXUsage. (PR #93864)

[S. Bharadwaj Yadavalli via llvm-commits]

https://github.com/bharadwajy created https://github.com/llvm/llvm-project/pull/93864

Fix doc build failure reported [here](https://github.com/llvm/llvm-project/pull/85170#issuecomment-2140319404).


>From 3cc90ecc96733dc902c9ea6ba588fca63e1517a2 Mon Sep 17 00:00:00 2001
From: Bharadwaj Yadavalli <Bharadwaj.Yadavalli at microsoft.com>
Date: Thu, 30 May 2024 18:29:00 +0000
Subject: [PATCH] Add DXILOpTableGenDesign.rst to toctree of DirectXUsage.

---
 llvm/docs/DirectXUsage.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/docs/DirectXUsage.rst b/llvm/docs/DirectXUsage.rst
index dd7796e1fdc96..3e0ce40be569b 100644
--- a/llvm/docs/DirectXUsage.rst
+++ b/llvm/docs/DirectXUsage.rst
@@ -15,6 +15,7 @@ User Guide for the DirectX Target
 
    DirectX/DXILArchitecture
    DirectX/DXContainer
+   DirectX/DXILOpTableGenDesign
 
 Introduction
 ============