build: add support for native Windows ARM64 MSVC

Visual Studio 2022 17.4 introduces native ARM64 support, including host
tools for MSVC. As this won't be supported on VS2019, this commit only
adds the detection logic for native ARM64 tools to vs-set-2022.

Refs: nodejs/build#2540
Refs: https://devblogs.microsoft.com/visualstudio/arm64-visual-studio/

vcbuild.bat

@@ -246,6 +246,13 @@ if %target_arch%==x86 if %msvs_host_arch%==x86 set vcvarsall_arg=x86
 :vs-set-2022
 if defined target_env if "%target_env%" NEQ "vs2022" goto vs-set-2019
 echo Looking for Visual Studio 2022
+@rem Visual Studio 2022 17.4 added support for native host tools on ARM64
+@rem https://devblogs.microsoft.com/visualstudio/arm64-visual-studio/
+if _%PROCESSOR_ARCHITECTURE%_==_ARM64_ set msvs_host_arch=arm64
+if _%PROCESSOR_ARCHITEW6432%_==_ARM64_ set msvs_host_arch=arm64
+set vcvarsall_arg=%msvs_host_arch%_%target_arch%
+if %target_arch%==x64 if %msvs_host_arch%==amd64 set vcvarsall_arg=amd64
+if %target_arch%==arm64 if %msvs_host_arch%==arm64 set vcvarsall_arg=arm64
 @rem VCINSTALLDIR may be set if run from a VS Command Prompt and needs to be
 @rem cleared first as vswhere_usability_wrapper.cmd doesn't when it fails to
 @rem detect the version searched for