Update CI files

[noissue]

.flake8

@@ -6,7 +6,6 @@
 # For more info visit https://github.com/pulp/plugin_template
 [flake8]
 exclude = ./docs/*,*/migrations/*,./pulpcore/app/protobuf/*
-
 per-file-ignores = */__init__.py: F401
 
 ignore = E203,W503,Q000,Q003,D100,D104,D106,D200,D205,D400,D401,D402

.github/template_gitref

@@ -1 +1 @@
-2021.08.26-282-g53132bb
+unknown

.github/workflows/build.yml

@@ -29,11 +29,13 @@ jobs:
       - name: "Install python dependencies"
         run: |
           echo ::group::PYDEPS
-          pip install packaging wheel
+          pip install packaging twine wheel
           echo ::endgroup::
       - name: "Build package"
-        run: "python3 setup.py sdist bdist_wheel --python-tag py3"
-      - name: 'Upload Package whl'
+        run: |
+          python3 setup.py sdist bdist_wheel --python-tag py3
+          twine check dist/*
+      - name: "Upload Package whl"
         uses: "actions/upload-artifact@v3"
         with:
           name: "plugin_package"

.github/workflows/nightly.yml

@@ -88,7 +88,7 @@ jobs:
       - name: "Install python dependencies"
         run: |
           echo ::group::PYDEPS
-          pip install requests packaging~=21.3 mkdocs pymdown-extensions Jinja2<3.1
+          pip install requests 'packaging~=21.3' mkdocs pymdown-extensions 'Jinja2<3.1'
           echo ::endgroup::
 
       - name: "Set environment variables"