fix: fix token details navigation (#12659)

## **Description**

PR to fix app crash when user navigates to token details page.

## **Related issues**

Fixes: #12660

## **Manual testing steps**

1. Click on any asset in your wallet
2. Click on options (3 dots) top right
3. Click on Token Details
4. You should see token details without an app crash


## **Screenshots/Recordings**

<!-- If applicable, add screenshots and/or recordings to visualize the
before and after of your change. -->

### **Before**

<!-- [screenshots/recordings] -->

### **After**

<!-- [screenshots/recordings] -->


https://github.com/user-attachments/assets/e5b53a50-8294-4b63-80ff-41cfe9fb45e2




## **Pre-merge author checklist**

- [ ] I’ve followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [ ] I've completed the PR template to the best of my ability
- [ ] I’ve included tests if applicable
- [ ] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [ ] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

app/components/Views/AssetOptions/AssetOptions.tsx

@@ -72,15 +72,17 @@ const AssetOptions = (props: Props) => {
       networkConfigurations[networkId as Hex]?.rpcEndpoints?.[
         networkConfigurations[networkId as Hex]?.defaultRpcEndpointIndex
       ];
+    let providerConfigToken;
+    if (isPortfolioViewEnabled()) {
+      providerConfigToken = createProviderConfig(
+        tokenNetworkConfig,
+        tokenRpcEndpoint,
+      );
+    } else {
+      providerConfigToken = providerConfig;
+    }
 
-    const providerConfigToken = createProviderConfig(
-      tokenNetworkConfig,
-      tokenRpcEndpoint,
-    );
-
-    const providerConfigTokenExplorerToken = isPortfolioViewEnabled()
-      ? providerConfigToken
-      : providerConfig;
+    const providerConfigTokenExplorerToken = providerConfigToken;
 
     return {
       providerConfigTokenExplorer: providerConfigTokenExplorerToken,