update action versions that didn't save

.github/workflows/push-pr_workflow.yml

@@ -10,7 +10,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0 # Checkout the whole history, in case the target is way far behind
 
@@ -40,14 +40,14 @@ jobs:
       MAX_COMPLEXITY: 15
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: '3.x'
 
     - name: Check cache
-      uses: actions/cache@v2
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ hashFiles('requirements/release.txt') }}-${{ hashFiles('requirements/dev.txt') }}
@@ -245,14 +245,14 @@ jobs:
         python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
 
     - name: Check cache
-      uses: actions/cache@v2
+      uses: actions/cache@v4
       with:
         path: ${{ env.pythonLocation }}
         key: ${{ env.pythonLocation }}-${{ hashFiles('requirements/release.txt') }}-${{ hashFiles('requirements/dev.txt') }}