message: Salesforce add apiVersion and set security token optional
diff: "$ref": "../datafactory.json#/definitions/SecretBase"
  },
  "securityToken": {
  - "description": "The security token is required to remotely access Salesforce instance.",
  + "description": "The security token is optional to remotely access Salesforce instance.",
  "$ref": "../datafactory.json#/definitions/SecretBase"
  },
  + "apiVersion": {
  + "type": "object",
  + "description": "The Salesforce API version used in ADF. Type: string (or Expression with resultType string)."
  + },
  "encryptedCredential": {
  "type": "object",
  "description": "The encrypted credential used for authentication. Credentials are encrypted using the integration runtime credential manager. Type: string (or Expression with resultType string)."
  "$ref": "../datafactory.json#/definitions/SecretBase"
  },
  "securityToken": {
  - "description": "The security token is required to remotely access Salesforce instance.",
  + "description": "The security token is optional to remotely access Salesforce instance.",
  "$ref": "../datafactory.json#/definitions/SecretBase"
  },
  + "apiVersion": {
  + "type": "object",
  + "description": "The Salesforce API version used in ADF. Type: string (or Expression with resultType string)."
  + },
  "extendedProperties": {
  "type": "object",
  "description": "Extended properties appended to the connection string. Type: string (or Expression with resultType string)."
  