feat(Salesforce Node): Add fax field to lead option (#7030)

Closes:
https://community.n8n.io/t/there-is-no-fax-field-in-the-saleforce-lead-cretion/29829

packages/nodes-base/nodes/Salesforce/LeadInterface.ts

@@ -3,6 +3,7 @@ export interface ILead {
 	Company?: string;
 	LastName?: string;
 	Email?: string;
+	Fax?: number;
 	City?: string;
 	Phone?: string;
 	State?: string;
@@ -25,4 +26,5 @@ export interface ILead {
 	NumberOfEmployees?: number;
 	MobilePhone?: string;
 	HasOptedOutOfEmail?: boolean;
+	HasOptedOutOfFax?: boolean;
 }