add oauth2 for zoom WS authentication

# zoom authentication type: jwt or oauth2

# {valueType: "string", formElement: "dropdown", optionValues: ["jwt", "oauth2"]}

# zoom.myConfigId.zoomAuthenticationType = 

# zoom oauth2 endpoint, default is https://zoom.us/

# {valueType: "string"}

# zoom.myConfigId.zoomOauth2endpoint = 

# zoom oauth2 account ID

# {valueType: "string"}

# zoom.myConfigId.zoomOauth2AccountId = 

# zoom oauth2 client ID

# {valueType: "string"}

# zoom.myConfigId.zoomOauth2ClientId =