Remove chai

Removes chai and chai-fs and replaces them with node's built-in
assertion library.

Signed-off-by: David Thompson <davthomp@redhat.com>

Author: datho7561

package-lock.json

@@ -494,8 +494,6 @@
   },
   "devDependencies": {
     "@eslint/js": "^9.33.0",
-    "@types/chai": "^4.3.20",
-    "@types/chai-fs": "^2.0.5",
     "@types/ejs": "^3.1.5",
     "@types/fs-extra": "^11.0.4",
     "@types/js-yaml": "^4.0.9",
@@ -506,8 +504,6 @@
     "@types/which": "^3.0.4",
     "@types/yauzl": "^2.10.3",
     "@vscode/test-electron": "^2.5.2",
-    "chai": "^4.5.0",
-    "chai-fs": "^2.0.0",
     "eslint": "^9.33.0",
     "eslint-webpack-plugin": "^5.0.2",
     "fast-xml-parser": "^5.2.5",

package.json

@@ -1,10 +1,10 @@
-import { expect } from 'chai';
 import { describe, it } from 'mocha';
 import * as vscode from 'vscode';
+import * as assert from 'assert/strict';
 
 describe('VS Code extension tests', () => {
 
   it('should be present', () => {
-    expect(vscode.extensions.getExtension('redhat.vscode-quarkus')).to.be.ok;
+    assert.ok(vscode.extensions.getExtension('redhat.vscode-quarkus'));
   });
 });