PLT-2971 Added email footer for address (#3319)

* Added email footer for address

* added default

* Update html.go

* Changed according to PM

model/config.go

@@ -128,6 +128,7 @@ type EmailSettings struct {
 	RequireEmailVerification bool
 	FeedbackName             string
 	FeedbackEmail            string
+	FeedbackOrganization     *string
 	SMTPUsername             string
 	SMTPPassword             string
 	SMTPServer               string
@@ -375,6 +376,11 @@ func (o *Config) SetDefaults() {
 		*o.EmailSettings.PushNotificationContents = GENERIC_NOTIFICATION
 	}
 
+	if o.EmailSettings.FeedbackOrganization == nil {
+		o.EmailSettings.FeedbackOrganization = new(string)
+		*o.EmailSettings.FeedbackOrganization = ""
+	}
+
 	if !IsSafeLink(o.SupportSettings.TermsOfServiceLink) {
 		o.SupportSettings.TermsOfServiceLink = nil
 	}