again, update the checkout version

.github/workflows/code_style.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4

.github/workflows/codeql-analysis.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v1
       with:

.github/workflows/debian-package.yml

@@ -16,15 +16,15 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Debian package action test
-      uses: schacht-certat/action-build-on-debian@v3
+      uses: schacht-certat/action-build-on-debian@v4
       with:
         codename: ${{ matrix.codename }}
 
     - name: Upload artifacts
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: debian-package-${{ matrix.codename }}-${{ github.sha }}
         path: '~/artifacts'

.github/workflows/python-unittests.yml

@@ -22,9 +22,9 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies

.github/workflows/reuse.yml

@@ -22,6 +22,6 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: REUSE compliance check
-      uses: fsfe/reuse-action@v1
+      uses: fsfe/reuse-action@v4