Request to add the encodedCommand encoding function of powershell

[tgirl7]

When you encounter a deserialization vulnerability and need to call powershell to verify the vulnerability, you often need to call powershell to request OOB

[Mzack9999]

@tgirl7 This is supported with #2930 and will be available within subsequent releases. Templates must be signed to be executed, as invoking external commands is susceptible to code injection.