Update Realtime Pub/Sub solution url

Author: jkyberneees

index.html

@@ -272,9 +272,9 @@ <h3>JWT-Keys Generator</h3>
         <span class="project-avatar">
           <img src="projects/r7-logo.png" width="200">
         </span>
-        <h3>Realtime Pub/Sub (R7)</h3>
-        <a href="https://r7.21no.de/">Official Website</a>
-        <p>Realtime Pub/Sub ("R7" for short) is a platform that easily enables your applications with realtime Pub/Sub
+        <h3>Realtime Pub/Sub</h3>
+        <a href="https://realtime.21no.de/">Official Website</a>
+        <p>Realtime Pub/Sub is a platform that easily enables your applications with realtime Pub/Sub
           capabilities via WebSockets.
           </br></br><i>A free and commercial SaaS solution, aimed at supporting open-source development and
             innovations at 21no.de</i></p>