Add @playwright/test support

test/api/CharWidth.api.ts

@@ -4,7 +4,7 @@
  */
 
 import { pollFor, openTerminal, launchBrowser } from './TestUtils';
-import { Browser, Page } from 'playwright';
+import { Browser, Page } from '@playwright/test';
 
 const APP = 'http://127.0.0.1:3001/test';
 

test/api/InputHandler.api.ts

@@ -5,7 +5,7 @@
 
 import { assert } from 'chai';
 import { pollFor, openTerminal, getBrowserType, launchBrowser, writeSync } from './TestUtils';
-import { Browser, Page } from 'playwright';
+import { Browser, Page } from '@playwright/test';
 import { IRenderDimensions } from 'browser/renderer/shared/Types';
 
 const APP = 'http://127.0.0.1:3001/test';

test/api/MouseTracking.api.ts

@@ -4,7 +4,7 @@
  */
 
 import { pollFor, writeSync, openTerminal, getBrowserType, launchBrowser } from './TestUtils';
-import { Browser, Page } from 'playwright';
+import { Browser, Page } from '@playwright/test';
 
 const APP = 'http://127.0.0.1:3001/test';
 

test/api/Parser.api.ts

@@ -5,7 +5,7 @@
 
 import { assert } from 'chai';
 import { writeSync, openTerminal, launchBrowser } from './TestUtils';
-import { Browser, Page } from 'playwright';
+import { Browser, Page } from '@playwright/test';
 
 const APP = 'http://127.0.0.1:3001/test';
 

test/api/Terminal.api.ts

@@ -5,7 +5,7 @@
 
 import { assert } from 'chai';
 import { pollFor, timeout, writeSync, openTerminal, launchBrowser } from './TestUtils';
-import { Browser, Page } from 'playwright';
+import { Browser, Page } from '@playwright/test';
 import { fail } from 'assert';
 import { IRenderDimensions } from 'browser/renderer/shared/Types';
 

test/api/TestUtils.ts

@@ -3,10 +3,10 @@
  * @license MIT
  */
 
-import * as playwright from 'playwright';
+import * as playwright from '@playwright/test';
 import deepEqual = require('deep-equal');
 import { ITerminalInitOnlyOptions, ITerminalOptions } from 'xterm';
-import { deepStrictEqual, fail } from 'assert';
+import { deepStrictEqual } from 'assert';
 
 export async function pollFor<T>(page: playwright.Page, evalOrFn: string | (() => Promise<T>), val: T, preFn?: () => Promise<void>, maxDuration?: number): Promise<void> {
   if (preFn) {