Fix email_alert test (#4620)

* Test debugging

* Remove test_scheduler user after test

* Set user Administrator

* Remove debugging lines

* Set email user

* more debugging

* set_user Administrator

* minor

frappe/email/doctype/email_alert/test_email_alert.py

@@ -132,6 +132,7 @@ class TestEmailAlert(unittest.TestCase):
 		self.assertFalse(frappe.db.get_value("Email Queue", {"reference_doctype": "Event",
 			"reference_name": event.name, "status":"Not Sent"}))
 
+		frappe.set_user('Administrator')
 		frappe.utils.scheduler.trigger(frappe.local.site, "daily", now=True)
 
 		# not today, so no alert