message: Fix check for whether a pickle is stored
diff: @@ -699,7 +699,7 @@ async function persistCredentials(credentials: IMatrixClientCreds): Promise<void
  } catch (e) {
  localStorage.setItem("mx_access_token", credentials.accessToken);
  }
  - if (localStorage.getItem("mx_has_pickle_key")) {
  + if (localStorage.getItem("mx_has_pickle_key") === "true") {
  logger.error("Expected a pickle key, but none provided. Encryption may not work.");
  }
  }
  