add link to server @ NTP pool project

ts/jl-ntp-graph.ts

@@ -20,6 +20,7 @@ graphElements.forEach((elememt) => {
     elememt.innerHTML = `
     <span id="${graphIndexCounter}-Banner" data-index="${graphIndexCounter}" class="ntpBanner">${ip}</span>
     <span id="${graphIndexCounter}-Content" class="ntpContent">
+        <a target="_blank" href="https://www.ntppool.org/scores/${ip}" class="linkToNtpPool">Server auf dem NTP Pool anzeigen</a>
         <div id="${graphIndexCounter}-Delay"></div>
         <div id="${graphIndexCounter}-Score"></div>
     </span>