fix(ui): improve favicon readability on Firefox

Some browsers (like Firefox, on both high and low DPI monitors,
and Google Chrome beta on low DPI monitors) render the favico.js
badge too thin.

Fixes: #2107
Signed-off-by: Dominik Menke <dom@digineo.de>

ui/src/Components/FaviconBadge/index.tsx

@@ -16,7 +16,6 @@ const FaviconBadge: FC<{
       position: "down",
       bgColor: "#e74c3c",
       textColor: "#fff",
-      fontStyle: "lighter",
     })
   );