CI issues (#164)

* CI issues

* Add build env path for Linux.yml

* other updates to ci file

* format more closely to uxarray/comp

* Undo some changes, add python version

* Revert to previous version for 'Run tests'

.github/workflows/ci.yml

@@ -20,11 +20,11 @@ jobs:
       fail-fast: false
       matrix:
         os: [ "ubuntu-latest", "macos-latest"]
-        python-version: [ "3.6", "3.7", "3.8", "3.9" ]
+        python-version: [ "3.7", "3.8", "3.9", "3.10" ]
 
     steps:
       - name: Cancel previous runs
-        uses: styfle/cancel-workflow-action@0.9.0
+        uses: styfle/cancel-workflow-action@0.9.1
         with:
           access_token: ${{ github.token }}
       - name: Checkout