remove requirement of admin_id from note creation

Author: josler

src/Intercom/Service/config/intercom_public_note.json

@@ -46,7 +46,6 @@
             "parameters": {
                 "admin_id": {
                     "location": "json",
-                    "required": true,
                     "type": "string"
                 },
                 "user": {

tests/Intercom/Resources/NoteTest.php

@@ -55,6 +55,14 @@ public function testCreateNote()
         $this->assertRequestJson(['admin_id' => '6', 'user' => ['email' => '[email protected]'], 'body' => 'Hi']);
     }
 
+    public function testCreateNoteWithoutAdmin() {
+      $this->setMockResponse($this->client, 'Note/Note.txt');
+      $this->client->createNote(['user' => ['email' => '[email protected]'], 'body' => 'Hi']);
+
+      $this->assertRequest('POST', '/notes');
+      $this->assertRequestJson(['user' => ['email' => '[email protected]'], 'body' => 'Hi']);
+    }
+
     /**
      * @expectedException \Guzzle\Service\Exception\ValidationException
      */
@@ -94,4 +102,4 @@ public function testCreateNoteNoBody()
     {
         $this->client->getNote(['admin_id' => '6', 'user' => ['email' => '[email protected]']]);
     }
-}
+}