Make replyToAddress optional

[ZITADOPER-1]

src/api/v1alpha1/zz_generated.deepcopy.go

@@ -668,6 +668,11 @@ func (in *SMTPConfig) DeepCopyInto(out *SMTPConfig) {
 		*out = new(Password)
 		(*in).DeepCopyInto(*out)
 	}
+	if in.ReplyToAddress != nil {
+		in, out := &in.ReplyToAddress, &out.ReplyToAddress
+		*out = new(string)
+		**out = **in
+	}
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SMTPConfig.