Fix event detection failure.

There was a typo in the channel detection logic, resulting
in bogus events full of `undefined` data values.

Fixes #115.

lib/www/server/events/handlers/detect-soleol.js

@@ -109,7 +109,7 @@ class DetectSOLEOL {
 	}
 	
 	async run (data) {
-		if (!data || !data.channel === "realtime") {
+		if (!data || data.channel !== "realtime") {
 			return;
 		}