rtmp-services: Rename hitbox.tv to Smashcast

Ingest URLs are the same for now.

plugins/rtmp-services/data/package.json

@@ -1,10 +1,10 @@
 {
 	"url": "https://obsproject.com/obs2_update/rtmp-services",
-	"version": 57,
+	"version": 58,
 	"files": [
 		{
 			"name": "services.json",
-			"version": 57
+			"version": 58
 		}
 	]
 }

plugins/rtmp-services/data/services.json

@@ -161,7 +161,7 @@
             }
         },
         {
-            "name": "hitbox.tv",
+            "name": "Smashcast",
             "common": true,
             "servers": [
                 {