Remove unneeded manual headless test

headless/test/README.md

@@ -1,9 +0,0 @@
-This is a basic manual test for 'xterm-headless':
-
-```sh
-# From repo root
-yarn build
-yarn package-headless
-cd headless/test
-node index.js
-```

headless/test/index.js

@@ -1,12 +0,0 @@
-import { createRequire } from 'module';
-const require = createRequire(import.meta.url);
-const Terminal = require('../headless/lib-headless/xterm.js').Terminal;
-
-console.log('Creating xterm-headless terminal...');
-const terminal = new Terminal();
-console.log('Writing to terminal...')
-terminal.write('foo \x1b[1;31mbar\x1b[0m baz', () => {
-  const bufferLine = terminal.buffer.normal.getLine(terminal.buffer.normal.cursorY);
-  const contents = bufferLine.translateToString(true);
-  console.log(`Contents of terminal active buffer are: ${contents}`); // foo bar baz
-});

headless/test/package.json

@@ -1,11 +0,0 @@
-{
-  "name": "test",
-  "version": "1.0.0",
-  "description": "",
-  "main": "index.js",
-  "type": "module",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
-  },
-  "author": ""
-}