Github action updates for 5.2

.github/workflows/test-plone-5.2.yml

@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.8"]
     steps:
       # git checkout
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       # pin plone version (happens from make, but to be on the safe side)
       - name: Pin plone 5.2
@@ -28,10 +28,11 @@ jobs:
           cp requirements-5.2.txt requirements.txt
 
       # python setup
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v1
+      - name: Set up Python ${{ matrix.python-version }} with Plone 5.2.5
+        uses: plone/setup-plone@v1.0.0
         with:
           python-version: ${{ matrix.python-version }}
+          plone-version: "5.2.5"
 
       # python cache
       - uses: actions/cache@v1
@@ -41,10 +42,6 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-pip-
 
-      # plone install
-      - name: Install plone
-        run: make install-plone-5.2
-
       # test
       # XXX cannot run pytests, version conflict.
       # - name: Run tests