[Regression] v7.7.0.0 - scp and sftp won't work if OpenSSH is installed in "Program Files"

[ekoranyi]

Please answer the following

Server OperatingSystem**
Windows Server 2016 Standard
SSH-2.0-OpenSSH_for_Windows_7.7

What is failing
Execution of sftp-server.exe using unquoted file path resulting in failure.
Expected output
Executing command: "C:\Windows\system32\cmd.exe" /c "C:\Program Files\OpenSSH-Win64\sftp-server.exe"
Actual output
Executing command: "C:\Windows\system32\cmd.exe" /c C:\Program Files\OpenSSH-Win64\sftp-server.exe

WorkAround
Install OpenSSH in a folder with no white space. Ex c:\openssh