fix: base incentives [skip cypress] (#2247)

Author: foodaka

src/layouts/MainLayout.tsx

@@ -14,7 +14,7 @@ export function MainLayout({ children }: { children: ReactNode }) {
   return (
     <>
       <TopBarNotify
-        learnMoreLink="/markets/?marketName=proto_mainnet_v3"
+        learnMoreLink="/markets/?marketName=proto_base_v3"
         notifyText="Merit incentives are available for users who both supply cbBTC and borrow USDC."
         bannerVersion={APP_BANNER_VERSION}
       />