Bump actions/setup-python from 2 to 4

.github/workflows/bootstrap.yml

@@ -47,7 +47,7 @@ jobs:
           token: ${{ secrets.CI_FLOW }}
 
       - name: Set up Python
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v4
         with:
           python-version: '3.11'
 

.github/workflows/docs.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v4
         with:
           python-version: "3.10"
       - name: Install neurodocker

.github/workflows/pull-request.yml

@@ -32,7 +32,7 @@ jobs:
           echo APPTAINER_CACHEDIR=/dev/shm/$(whoami)/singularity >> $GITHUB_ENV
       - uses: actions/checkout@v2
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install neurodocker

.github/workflows/validate.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
 
       - name: Install neurodocker
         run: python -m pip install --editable .[dev]
@@ -43,7 +43,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}