Merge pull request #2809 from drgrice1/bugfix/gateway-time-update-interval

Cap the delay on the interval that the server time delta is updated in tests.

Author: dlglin

htdocs/js/GatewayQuiz/gateway.js

@@ -154,7 +154,7 @@
 		gracePeriod = parseInt(timerDiv.dataset.gracePeriod);
 
 		updateTimeDelta();
-		setInterval(updateTimeDelta, (parseInt(timerDiv.dataset.sessionTimeout) - 60) * 1000);
+		setInterval(updateTimeDelta, Math.min((parseInt(timerDiv.dataset.sessionTimeout) - 60) * 1000, 2147483646));
 
 		const remainingTime = serverDueTime - browserTime + timeDelta;