remove favicon

Signed-off-by: shmck <[email protected]>

Author: ShMcK

web-app/public/favicon.ico

@@ -9,7 +9,6 @@
       homescreen on Android. See https://developers.google.com/web/fundamentals/engage-and-retain/web-app-manifest/
     -->
     <link rel="manifest" href="manifest.json" />
-    <link rel="shortcut icon" href="favicon.ico" />
     <!--
       Notice the use of %PUBLIC_URL% in the tags above.
       It will be replaced with the URL of the `public` folder during the build.