Refactor InsertReceiver method in EnvelopeEditorController

Removed conditional check for receiver ID in InsertReceiver.
The method now always attempts to insert the receiver,
simplifying the logic and ensuring consistent behavior.

EnvelopeGenerator.Form/Controllers/EnvelopeEditorController.vb

@@ -402,11 +402,7 @@ Public Class EnvelopeEditorController
     End Function
 
     Private Function InsertReceiver(pReceiver As Receiver, pTransaction As SqlTransaction) As Boolean
-        If pReceiver.HasId = False Then
-            Return ReceiverModel.Insert(pReceiver, pTransaction)
-        Else
-            Return True
-        End If
+        Return ReceiverModel.Insert(pReceiver, pTransaction)
     End Function
 
     Public Function GetLastNameByEmailAdress(pEmailAdress As String) As String