update GitHub workflow actions versions

.github/workflows/main.yml

@@ -1,4 +1,4 @@
-name: build ⚙️
+name: Build ⚙️
 
 on:
   push:
@@ -22,21 +22,22 @@ jobs:
             python-version: "pypy-3.7"
     steps:
       - name: Cancel previous runs
-        uses: styfle/cancel-workflow-action@0.9.1
+        uses: styfle/cancel-workflow-action@0.12.0
         with:
           access_token: ${{ github.token }}
       - name: Checkout repository and submodules
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           submodules: recursive
       - name: Install packages
         run: |
           sudo apt-get -y install pandoc
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install tox
-        run: pip install tox
+        run: |
+          pip install tox
       - name: Test with pytest and tox ⚙️
         run:  tox -e ${{ matrix.tox-env }}

{{cookiecutter.project_slug}}/tox.ini

@@ -14,7 +14,6 @@ commands = flake8 {{ cookiecutter.project_slug }} tests
 [testenv]
 setenv =
     PYTHONPATH = {toxinidir}
-    CRYPTOGRAPHY_DONT_BUILD_RUST = 1
 install_command = python -m pip install --no-user {opts} {packages}
 download = True
 {% if cookiecutter.use_pytest == 'y' -%}