Fix isLoggedin auth action (#4085)

## Problem solved

Short description of the bug fixed or feature added

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## PR-Codex overview
This PR updates the authentication logic in `auth-actions.ts` to check for a matching creatorWalletAddress in the JSON data.

### Detailed summary
- Updated condition to check for `creatorWalletAddress` in JSON data instead of `address`.

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apps/dashboard/src/app/login/auth-actions.ts

@@ -197,7 +197,7 @@ export async function isLoggedIn(address: string) {
     return false;
   }
   // if the address matches what we expect, we're logged in
-  if (getAddress(json.address) === getAddress(address)) {
+  if (getAddress(json.data.creatorWalletAddress) === getAddress(address)) {
     // set the active account cookie again
     cookieStore.set(COOKIE_ACTIVE_ACCOUNT, getAddress(address), {
       httpOnly: false,