fix: fixes jest globals type error

This commit makes sure that no '@jest/globals' types missing error is
thrown when working in vscode.

.gitignore

@@ -96,4 +96,9 @@ Thumbs.db
 
 # Ignore built ts files
 __tests__/runner/*
-lib/**/*
+lib/**/*
+
+# IDE files
+.idea
+.vscode
+*.code-workspace

__tests__/main.test.ts

@@ -2,7 +2,6 @@ import {wait} from '../src/wait'
 import * as process from 'process'
 import * as cp from 'child_process'
 import * as path from 'path'
-import {expect, test} from '@jest/globals'
 
 test('throws invalid number', async () => {
   const input = parseInt('foo', 10)

package.json

@@ -28,10 +28,11 @@
     "@actions/core": "^1.6.0"
   },
   "devDependencies": {
+    "@types/jest": "^27.0.0",
     "@types/node": "^16.10.5",
     "@typescript-eslint/parser": "^5.8.1",
     "@vercel/ncc": "^0.31.1",
-    "eslint": "^7.32.0",
+    "eslint": "^8.0.1",
     "eslint-plugin-github": "^4.3.2",
     "eslint-plugin-jest": "^25.3.2",
     "jest": "^27.2.5",