Bump actions/setup-node from 2 to 4

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 2 to 4.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](https://github.com/actions/setup-node/compare/v2...v4)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/Code-review.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2 # 将代码库检出到 Runner 中
       - name: Setup Node.js
-        uses: actions/setup-node@v2 # 安装 Node.js 运行环境和依赖项
+        uses: actions/setup-node@v4 # 安装 Node.js 运行环境和依赖项
         with:
           node-version: '14.x'
       - name: Install dependencies

.github/workflows/auto-merge.yml

@@ -28,7 +28,7 @@ jobs:
         uses: actions/checkout@v3 # 使用 actions/checkout 动作
 
       - name: Setup Node.js environment # 步骤名称为：Setup Node.js environment
-        uses: actions/setup-node@v3 # 使用 actions/setup-node 动作安装 Node.js 环境
+        uses: actions/setup-node@v4 # 使用 actions/setup-node 动作安装 Node.js 环境
         with:
           node-version: '14.x'