Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

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

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

.github/workflows/coverity.yml

@@ -19,7 +19,7 @@ jobs:
     if: github.repository_owner == 'swoole'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:

.github/workflows/ext.yml

@@ -7,7 +7,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[test]')"
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: install-deps
       run: sudo apt update -y && sudo apt install -y libcurl4-openssl-dev php-curl libc-ares-dev
     - name: phpize
@@ -43,7 +43,7 @@ jobs:
     steps:
     - name: install dependencies
       run: brew install openssl && brew link openssl && brew install curl && brew link curl && brew install c-ares && brew link c-ares
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: phpize
       run: phpize
     - name: build1
@@ -80,7 +80,7 @@ jobs:
       max-parallel: 8
       fail-fast: false
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: build
         run: |
           cp .github/workflows/alpine.Dockerfile alpine.Dockerfile

.github/workflows/framework.yml

@@ -16,7 +16,7 @@ jobs:
     name: ${{ matrix.framework }} - PHP ${{ matrix.php-version }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -107,7 +107,7 @@ jobs:
     name: ${{ matrix.framework }} - PHP ${{ matrix.php-version }} - macOS
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2

.github/workflows/lib.yml

@@ -24,7 +24,7 @@ jobs:
           PROXY_SERVER: 0.0.0.0:1080
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: install dependencies
         run: sudo apt update -y && sudo apt install -y googletest libgtest-dev redis-server libboost-stacktrace-dev libbrotli-dev

.github/workflows/test-linux.yml

@@ -10,7 +10,7 @@ jobs:
       matrix:
         php: ['8.0', '8.1', '8.2']
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
       with: