capture VCPKG_ROOT from Visual Developer env (#4632)

Co-authored-by: Hannia Valera <[email protected]>

Author: hanniavalera

CHANGELOG.md

@@ -41,6 +41,7 @@ Bug Fixes:
 - Fix Compiler Warnings not shown in Problems Window [#4567]https://github.com/microsoft/vscode-cmake-tools/issues/4567
 - Fix bug in which clicking "Run Test" for filtered tests executed all tests instead [#4501](https://github.com/microsoft/vscode-cmake-tools/pull/4501) [@hippo91](https://github.com/hippo91)
 - Migrate macOS CI from deprecated macOS-13 to macOS-15 Image [#4633](https://github.com/microsoft/vscode-cmake-tools/pull/4633)
+- Ensure Visual Studio developer environment propagation preserves `VCPKG_ROOT`, enabling vcpkg-dependent configure runs after using the Set Visual Studio Developer Environment command. [microsoft/vscode-cpptools#14083](https://github.com/microsoft/vscode-cpptools/issues/14083)
 
 ## 1.20.53
 

src/installs/visualStudio.ts

@@ -281,6 +281,7 @@ const msvcEnvVars = [
     'WindowsSDKVersion',
     'WindowsSDK_ExecutablePath_x64',
     'WindowsSDK_ExecutablePath_x86',
+    'VCPKG_ROOT',
 
     /* These are special also need to be cached */
     'CL',