try adding a linting in gha

Author: altendky

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ on:
   pull_request:
 
 jobs:
-  ci:
+  test:
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
@@ -38,13 +38,6 @@ jobs:
           - python:
               dotted: 2.7
             reactor: asyncio
-        include:
-          - os: ubuntu-latest
-            python:
-              short: 37
-              dotted: 3.7
-            reactor: default
-            toxenv: linting
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python.dotted }}
@@ -77,3 +70,23 @@ jobs:
       - name: Test
         run: |
           tox -v -e "${{ env['TOXENV'] }}"
+  lint:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python:
+          - short: 37
+            dotted: 3.7
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python.dotted }}
+        uses: actions/setup-python@v1
+        with:
+          python-version: ${{ matrix.python.dotted }}
+          architecture: x64
+      - name: Install
+        run: |
+          pip install tox
+      - name: Test
+        run: |
+          tox -v -e linting