LF-52351 Try simplifying tox workflow

.github/workflows/test.yml

@@ -10,25 +10,41 @@ on:
       - master
 
 jobs:
-  tests:
-    name: "Python ${{ matrix.python-version }}"
+  test:
     runs-on: "ubuntu-latest"
-
-    strategy:
-      matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - name: Checkout repo
-        uses: "actions/checkout@v2"
+        uses: actions/checkout@v4
+
+      # Install all supported Python versions as tox will handle them from the single command
+      - name: Setup Python 3.8
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.8"
+
+      - name: Setup Python 3.9
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.9"
+
+      - name: Setup Python 3.10
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Setup Python 3.11
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
 
-      - name: Setup Python
-        uses: "actions/setup-python@v2"
+      - name: Setup Python 3.12
+        uses: actions/setup-python@v5
         with:
-          python-version: "${{ matrix.python-version }}"
+          python-version: "3.12"
 
-      - name: "Install dependencies"
+      - name: Install dependencies
         run: python -m pip install .[dev]
 
-      - name: "Run tox targets"
+      - name: Run tox targets
         run: "python -m tox"