Update nanobar import to ESM style

src/content.ts

@@ -1,3 +1,5 @@
+// @ts-expect-error There are no types for this import
+import Nanobar from 'nanobar';
 import type { Runtime } from 'webextension-polyfill';
 import { Message, MessageAction } from './models/messaging';
 import { Parser } from './parsers/Parser';
@@ -6,9 +8,6 @@ import { browser } from './utils/browser';
 import { config } from './utils/config';
 import { noop } from './utils/noop';
 
-// This package has no types
-const Nanobar = require('nanobar');
-
 declare global {
   interface Window {
     nanoBar: {

tests/build/expose-parsers.ts

@@ -1,11 +1,11 @@
+// @ts-expect-error There are no types for this import
+import Nanobar from 'nanobar';
 import { parsers } from '../../src/parsers/parsers';
 
 for (const parser of parsers) {
   (window as any)[parser.constructor.name] = parser;
 }
 
-// This package has no types
-const Nanobar = require('nanobar');
 window.nanoBar = new Nanobar();
 window.nanoBar.total = 0;
 window.nanoBar.advance = () => {};