Integrate copyright check into linter GH action and makefile

Author: cderici

.github/workflows/test.yaml

@@ -21,7 +21,9 @@ jobs:
       - name: Install dependencies
         run: pip install tox
       - name: Run linter
-        run: tox -e lint
+        run: |
+          tox -e lint
+          ./scripts/copyright.sh
 
   unit-tests:
     needs: lint

Makefile

@@ -25,7 +25,8 @@ test: lint
 	tox -e integration
 
 .PHONY: lint
-lint: 
+lint:
+	@./scripts/copyright.sh
 	tox -e lint
 
 .PHONY: docs