Update tests

Author: hwdsl2

.github/workflows/check_urls.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-22.04
     if: github.repository_owner == 'hwdsl2'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Check

.github/workflows/shellcheck.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-22.04
     if: github.repository_owner == 'hwdsl2'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Check

.github/workflows/test_set_1.yml

@@ -22,7 +22,7 @@ jobs:
     env:
       OS_VERSION: ${{ matrix.os_version }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Build

.github/workflows/test_set_2.yml

@@ -17,13 +17,13 @@ jobs:
     if: github.repository_owner == 'hwdsl2'
     strategy:
       matrix:
-        os_version: ["ubuntu:24.04", "ubuntu:22.04", "debian:13", "debian:12", "debian:11", "alpine:3.22", "alpine:3.21"]
+        os_version: ["ubuntu:24.04", "ubuntu:22.04", "debian:13", "debian:12", "debian:11", "alpine:3.23", "alpine:3.22"]
       fail-fast: false
     container:
       image: ${{ matrix.os_version }}
       options: --cap-add=NET_ADMIN --device=/dev/ppp
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Test