Update bug bounty banner

Author: fredrik0x

src/components/Banners/BugBountyBanner/index.tsx

@@ -9,12 +9,7 @@ const BugBountyBanner = () => (
   <BannerNotification shouldShow>
     <Center>
       <p>
-        Prague code is now in scope! The Prague Audit Competition is running on{" "}
-        <a href="https://cantina.xyz/competitions/9ab19e33-b73c-4384-83a8-b905f508ce5e">
-          Cantina
-        </a>{" "}
-        during 21st of February - 21st of March, with up to $2,000,000 in
-        rewards!
+        Pectra is now in scope. After the cantina competition until mainnet activation, Pectra issues have a 2x reward multiplier!
       </p>
     </Center>
   </BannerNotification>