Updated the path for the apple-touch-icon.

Author: ocielliottc

web-ui/index.html

@@ -9,7 +9,7 @@
       name="description"
       content="An open source team engagement platform"
     />
-    <link rel="apple-touch-icon" href="logo192.png" />
+    <link rel="apple-touch-icon" href="/logo192.png" />
     <!--
       manifest.json provides metadata used when your web app is installed on a
       user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/