build(deps): bump actions/checkout from 3 to 4

.github/workflows/bump-version.yml

@@ -47,7 +47,7 @@ jobs:
     steps:
     # Use GitHub PAT to authenticate so other workflows trigger
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         ref: ${{ github.event.inputs.target_branch }}
         fetch-depth: 0

.github/workflows/ci.yml

@@ -33,7 +33,7 @@ jobs:
             python-version: '3.11'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4

.github/workflows/codeql-analysis.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/dependencies-head.yml

@@ -20,7 +20,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
@@ -50,7 +50,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
@@ -80,7 +80,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with:
@@ -106,7 +106,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with:
@@ -131,7 +131,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
@@ -168,7 +168,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with:

.github/workflows/docker.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Prepare

.github/workflows/docs.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 

.github/workflows/lint.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Lint Dockerfile
       uses: hadolint/[email protected]

.github/workflows/lower-bound-requirements.yml

@@ -17,7 +17,7 @@ jobs:
         python-version: ['3.8']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4

.github/workflows/merged.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event.pull_request.merged
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Trigger Binder build
       run: |
         # Use Binder build API to trigger repo2docker to build image on Google Cloud and Turing Institute Binder Federation clusters

.github/workflows/notebooks.yml

@@ -19,7 +19,7 @@ jobs:
         python-version: ['3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python
       uses: actions/setup-python@v4

.github/workflows/publish-package.yml

@@ -29,7 +29,7 @@ jobs:
     name: Build Python distribution
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 

.github/workflows/release_tests.yml

@@ -24,7 +24,7 @@ jobs:
             python-version: '3.11'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4