gh-actions update

Author: nschloe

.github/workflows/ci.yml

@@ -6,7 +6,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/setup-python@v1
+    - uses: actions/setup-python@v2
       with:
         python-version: "3.x"
     - uses: actions/checkout@v2
@@ -25,16 +25,19 @@ jobs:
       matrix:
         python-version: [3.6, 3.7, 3.8]
     steps:
-    - uses: actions/setup-python@v1
+    - uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
     - uses: actions/checkout@v2
+      with:
+        lfs: true
     # eigen for accupy, blas for numpy
     - name: Install dependencies
       run: sudo apt-get install -y libeigen3-dev libblas-dev # python3-vtk7
     - name: Test with tox
       run: |
         pip install tox
         tox
-    # - name: Submit to codecov
-    #   run: bash <(curl -s https://codecov.io/bash)
+    - name: Submit to codecov
+      if: ${{ matrix.python-version == '3.8' }}
+      run: bash <(curl -s https://codecov.io/bash)