Update package-win.yml

.github/workflows/package-win.yml

@@ -20,7 +20,11 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install NSIS
-        run: choco install nsis
+        shell: pwsh
+        run: |
+          choco install nsis
+          "C:\Program Files (x86)\NSIS" | Out-File -FilePath $env:GITHUB_PATH -Append
+
 
       - name: Get Version from Cargo.toml
         id: get_version