[clang] [Driver] Add winsysroot alias to the GNU driver (PR #94731)

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https://github.com/Andarwinux created https://github.com/llvm/llvm-project/pull/94731

fixes #91216

>From c1fd8cb831abc0312fb8f0fa0ec5f5348646ed01 Mon Sep 17 00:00:00 2001
From: Andarwinux <144242044+Andarwinux at users.noreply.github.com>
Date: Fri, 7 Jun 2024 07:07:40 +0000
Subject: [PATCH] [Driver] Add winsysroot alias to the GNU driver

fixes #91216
---
 clang/include/clang/Driver/Options.td | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index f04c220d6e1db..6c34c49b5e988 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -8569,6 +8569,8 @@ def : Separate<["-"], "Xmicrosoft-windows-sdk-root">,
     Alias<_SLASH_winsdkdir>;
 def : Separate<["-"], "Xmicrosoft-windows-sdk-version">,
     Alias<_SLASH_winsdkversion>;
+def : Separate<["-"], "Xmicrosoft-windows-sys-root">,
+    Alias<_SLASH_winsysroot>;
 
 // Ignored: