Fix notifyFunc specification
Fix notifyFunc specification

Aloomaio/alertmanager,GoogleCloudPlatform/alertmanager,brancz/alertmanager,brunoqc/alertmanager,brancz/alertmanager,novilabs/alertmanager,tyrken/alertmanager,novilabs/alertmanager,novilabs/alertmanager,brancz/alertmanager,pdf/alertmanager,Aloomaio/alertmanager,tinytub/alertmanager,tbouvet/alertmanager,MonsantoCo/alertmanager,MonsantoCo/alertmanager,ericgerling/alertmanager,brunoqc/alertmanager,tbouvet/alertmanager,tyrken/alertmanager,Kellel/alertmanager,tinytub/alertmanager,Kellel/alertmanager,sarathsp06/alertmanager,prometheus/alertmanager,brunoqc/alertmanager,prometheus/alertmanager,MonsantoCo/alertmanager,ericgerling/alertmanager,ericgerling/alertmanager,sarathsp06/alertmanager,joehandzik/alertmanager,joehandzik/alertmanager,novilabs/alertmanager,tbouvet/alertmanager,tyrken/alertmanager,sarathsp06/alertmanager,prometheus/alertmanager,pdf/alertmanager,tyrken/alertmanager,tinytub/alertmanager,GoogleCloudPlatform/alertmanager,pdf/alertmanager,brancz/alertmanager,MonsantoCo/alertmanager,Kellel/alertmanager,pdf/alertmanager,prometheus/alertmanager,GoogleCloudPlatform/alertmanager,joehandzik/alertmanager,GoogleCloudPlatform/alertmanager,brunoqc/alertmanager,Aloomaio/alertmanager