Fix the upper limit for greetingNight

It's set to < 5, and greetingMorning to > 6. So between 5 and 6am, the
else clause wins and Bento says "Good evening, John!".

Ale spotted this but he won't bother!

Co-authored-by: Ale Navarro Dellà <cm@cubometa.com>

assets/js/greeting.js

@@ -12,7 +12,7 @@ const gree2 = `${CONFIG.greetingMorning}\xa0`;
 const gree3 = `${CONFIG.greetingAfternoon}\xa0`;
 const gree4 = `${CONFIG.greetingEvening}\xa0`;
 
-if (hour >= 23 || hour < 5) {
+if (hour >= 23 || hour < 6) {
 	document.getElementById('greetings').innerText = gree1 + name;
 } else if (hour >= 6 && hour < 12) {
 	document.getElementById('greetings').innerText = gree2 + name;