ci(windows): fix downloading signing tool

.github/workflows/main.yml

@@ -117,13 +117,13 @@ jobs:
             echo "not release, skipping code signing"
             exit 0;
           }
+          mkdir CodeSignTool
+          cd .\CodeSignTool
           if (!(Test-Path ".\CodeSignTool\CodeSignTool.bat" -PathType Leaf)) { 
             Invoke-WebRequest -Uri https://www.ssl.com/download/codesigntool-for-windows/ -UseBasicParsing -OutFile ".\CodeSignTool.zip"
             7z x CodeSignTool.zip
             Remove-Item CodeSignTool.zip
-            Get-ChildItem -Path . | Where-Object { $_.Name -like "CodeSignTool*" } | %{ Rename-Item -LiteralPath $_.FullName -NewName "CodeSignTool" }
           }
-          cd .\CodeSignTool
           ./CodeSignTool.bat sign -credential_id="${{ secrets.ES_CREDENTIAL_ID }}" -username="${{ secrets.ES_USERNAME }}" -password="${{ secrets.ES_PASSWORD }}" -totp_secret="${{ secrets.ES_TOTP_SECRET }}" -input_file_path="${{ github.workspace }}\Binary\x64\Slippi_Dolphin.exe" -override="true"
       - name: Package Artifact
         working-directory: ${{ github.workspace }}