Update index.html.erb (#652)

Author: dinosaur890123

app/views/extensions/index.html.erb

@@ -11,7 +11,7 @@
     </div>
     <div class="border rounded-lg p-4 bg-[#2c2f33]">
       <h2 class="font-bold text-2xl mb-2">Cattatime</h2>
-      <p>A Tamagotchi system for Hackatime. Code, fill your cup, and get your pet rewards. Windows only.</p>
+      <p>A Tamagotchi system for Hackatime. Code, fill your cup, and get your pet rewards. Available for windows and mac.</p>
       <%= link_to "Source", "https://github.com/joysudo/catatime/tree/master", class: "text-primary hover:underline", allow_host: true %> |
       <%= link_to "Install", "https://github.com/joysudo/catatime/releases/", class: "text-primary hover:underline", allow_host: true %>
     </div>