Update actions/checkout action to v4

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/codeql.yml

@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v2

.github/workflows/docs.yml

@@ -19,7 +19,7 @@ jobs:
     name: Build Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install deps
         run: pip install click sphinx sqlalchemy_schemadisplay

.github/workflows/staging.yml

@@ -11,7 +11,7 @@ jobs:
     name: Generate SRPMS
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: staging
       - name: Build the rpms with bodhi-ci (just to get the SRPMS)
@@ -31,7 +31,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: generate_srpms
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: staging
       - name: install Deps with apt

.github/workflows/tests.yml

@@ -19,7 +19,7 @@ jobs:
     name: Pre-commit checks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install deps
         run: pip install click
@@ -37,7 +37,7 @@ jobs:
     # Run diff-cover even if the unit tests failed on rawhide:
     if: always()
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -60,7 +60,7 @@ jobs:
     runs-on: ubuntu-22.04
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install deps
         run: pip3 install click -r devel/ci/integration/requirements.txt
@@ -78,7 +78,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install deps
         run: pip install click
@@ -102,7 +102,7 @@ jobs:
     name: Build Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install deps
         run: pip install click -r docs/requirements.txt
@@ -118,7 +118,7 @@ jobs:
     name: Build the RPMS
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install deps
         run: pip install click