fix import for derived accounts and hopefully make other account-access code more robust

src/views/ImportAccountView.vue

@@ -165,7 +165,7 @@ export default class ImportAccountView extends Vue {
           await accountsDB.accounts.clear();
         }
       }
-      saveNewIdentity(JSON.stringify(newId), mne, newId, this.derivationPath);
+      await saveNewIdentity(newId, mne, this.derivationPath);
       this.$router.push({ name: "account" });
       // eslint-disable-next-line @typescript-eslint/no-explicit-any
     } catch (err: any) {