Bump actions/checkout from 3 to 4

.github/workflows/add-book.yml

@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Read
         uses: katydecorah/read-action@v7.3.0
       - name: Download the book thumbnail

.github/workflows/add-post.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Process Post
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Get current date
         id: date
         run: echo "::set-output name=date::$(date +'%Y-%m-%d')"

.github/workflows/block-runner.yml

@@ -17,7 +17,7 @@ jobs:
     name: Processing
     steps:
       - name: Check out repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:

.github/workflows/codeql.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2

.github/workflows/dependency-review.yml

@@ -16,6 +16,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@v3

.github/workflows/lighthouse.yml

@@ -4,7 +4,7 @@ jobs:
   lighthouse:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Lighthouse
       uses: foo-software/lighthouse-check-action@master
       with:

.github/workflows/link-checker.yml

@@ -9,7 +9,7 @@ jobs:
   linkChecker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Link Checker
         id: lychee

.github/workflows/linter.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Linter
         uses: github/super-linter/slim@v5
         env:

.github/workflows/pages.yml

@@ -21,7 +21,7 @@ jobs:
     steps:
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup Pages
         uses: actions/configure-pages@v3

.github/workflows/python-ci.yml

@@ -19,7 +19,7 @@ jobs:
     steps:
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4

.github/workflows/python-format.yml

@@ -14,7 +14,7 @@ jobs:
       runs-on: ubuntu-latest
       steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4

.github/workflows/runner.yml

@@ -17,7 +17,7 @@ jobs:
     name: Processing
     steps:
       - name: Check out repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with: