Wrong Currency Symbol when using Custom Network (#10490)

app/scripts/metamask-controller.js

@@ -335,10 +335,8 @@ export default class MetamaskController extends EventEmitter {
         },
       );
     });
-
     const { ticker } = this.networkController.getProviderConfig();
-    this.currencyRateController.update({ nativeCurrency: ticker ?? 'ETH' });
-
+    this.currencyRateController.configure({ nativeCurrency: ticker ?? 'ETH' });
     this.networkController.lookupNetwork();
     this.messageManager = new MessageManager();
     this.personalMessageManager = new PersonalMessageManager();