[clang] [Driver] Add winsysroot alias to the GNU driver (PR #95320)

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https://github.com/Andarwinux created https://github.com/llvm/llvm-project/pull/95320

fixes #91216

>From f7f12f9b026c0c290456d403d59911734ba05b57 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 9f7904dd94b94..a512e5385d532 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -8575,6 +8575,8 @@ 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>;
 
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