Re-add "New Silence" button
Re-add "New Silence" button

Got deleted at some point. Oops.

Aloomaio/alertmanager,tyrken/alertmanager,stuartnelson3/am-ui,prometheus/alertmanager,prometheus/alertmanager,prometheus/alertmanager,joehandzik/alertmanager,GoogleCloudPlatform/alertmanager,Kellel/alertmanager,GoogleCloudPlatform/alertmanager,tyrken/alertmanager,joehandzik/alertmanager,tyrken/alertmanager,Kellel/alertmanager,Aloomaio/alertmanager,tinytub/alertmanager,tinytub/alertmanager,tyrken/alertmanager,Aloomaio/alertmanager,tinytub/alertmanager,stuartnelson3/am-ui,GoogleCloudPlatform/alertmanager,prometheus/alertmanager,joehandzik/alertmanager,Kellel/alertmanager,GoogleCloudPlatform/alertmanager