Update GitHub Actions workflow to use latest Ubuntu and action versions

Author: mdshw5

.github/workflows/deploy.yml

@@ -4,34 +4,31 @@ on: push
 jobs:
   build-n-publish:
     name: Build and publish packages to PyPI and TestPyPI
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
 
     steps:
-      - name: Checkout
-        uses: actions/checkout@v2.3.1 
+      - name: checkout
+        uses: actions/checkout@v3
         with:
           persist-credentials: false
           fetch-depth: 0
 
-      - name: Setup Python
-        uses: actions/setup-python@v2
+      - name: setup python
+        uses: actions/setup-python@v4
         with:
           python-version: 3.9
 
-      - name: Install python packages
-        run: pip install setuptools
-    
-      - name: Build package
-        run: python setup.py sdist
+      - name: build package
+        run: pipx run build
 
       - name: Publish to test PyPI
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
             password: ${{ secrets.test_pypi_password }}
             repository_url: https://test.pypi.org/legacy/
 
       - name: Publish to tagged release to PyPI
         if: startsWith(github.ref, 'refs/tags')
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
             password: ${{ secrets.pypi_password }}