chore: retire access token field in extension

frontend/extension/src/context/context.ts

@@ -1,22 +1,13 @@
 import { createContext, useContext } from "react";
-import { Visibility } from "@/types/proto/api/v1/common";
 
 interface Context {
   instanceUrl?: string;
-  accessToken?: string;
-  defaultVisibility: string;
   setInstanceUrl: (instanceUrl: string) => void;
-  setAccessToken: (accessToken: string) => void;
-  setDefaultVisibility: (visibility: string) => void;
 }
 
 export const StorageContext = createContext<Context>({
   instanceUrl: undefined,
-  accessToken: undefined,
-  defaultVisibility: Visibility.PRIVATE,
   setInstanceUrl: () => {},
-  setAccessToken: () => {},
-  setDefaultVisibility: () => {},
 });
 
 const useStorageContext = () => {