[4.2.x] Bumped checkout version in Github actions configuration.

Backport of 4f0c0e6fa1 from main.

.github/workflows/benchmark.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Benchmark Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: django/django-asv
           path: "."

.github/workflows/docs.yml

@@ -26,7 +26,7 @@ jobs:
     name: docs
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
@@ -44,7 +44,7 @@ jobs:
     name: blacken-docs
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:

.github/workflows/linters.yml

@@ -23,7 +23,7 @@ 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
         with:
@@ -40,7 +40,7 @@ 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
         with:
@@ -57,6 +57,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: black
         uses: psf/black@stable

.github/workflows/schedule_tests.yml

@@ -25,7 +25,7 @@ jobs:
     continue-on-error: true
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
@@ -43,7 +43,7 @@ jobs:
     name: JavaScript tests
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Node.js
         uses: actions/setup-node@v3
         with:

.github/workflows/tests.yml

@@ -27,7 +27,7 @@ jobs:
     name: Windows, SQLite, Python ${{ matrix.python-version }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
@@ -45,7 +45,7 @@ jobs:
     name: JavaScript tests
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Node.js
         uses: actions/setup-node@v3
         with: