rtmp-services: Update restream.io ingests

plugins/rtmp-services/data/package.json

 {
 	"url": "https://obsproject.com/obs2_update/rtmp-services",
-	"version": 17,
+	"version": 18,
 	"files": [
 		{
 			"name": "services.json",
-			"version": 17
+			"version": 18
 		}
 	]
 }

plugins/rtmp-services/data/services.json

@@ -339,6 +339,14 @@
                 {
                     "name": "AU (Sydney)",
                     "url": "rtmp://au.restream.io/live"
+                },
+                {
+                    "name": "AU-Secondary (Sydney)",
+                    "url": "rtmp://au-secondary.restream.io/live"
+                },
+                {
+                    "name": "SA (Saint Paul, Brazil)",
+                    "url": "rtmp://sa.restream.io/live"
                 }
             ]
         },