test python 3.6

Author: marian-code

.github/workflows/all-lints.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
     steps:
     - uses: actions/checkout@v1
     - uses: marian-code/pyaction@master