Update Windows build step

Author: iblazhko

.github/workflows/continuous-integration-workflow.yml

@@ -18,8 +18,8 @@ jobs:
     - name: Install PDFtk Server CLI
       if: ${{ matrix.os == 'windows-latest' }}
       run: |
+        Import-Module $env:ChocolateyInstall\helpers\chocolateyProfile.psm1
         choco install pdftk-server
-        refreshenv
         echo "C:\Program Files (x86)\PDFtk Server\bin\" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
     - uses: actions/checkout@v4
     - name: Setup .NET 6