add license header to helm charts and Dockerfile

chart/Chart.yaml

chart/templates/config-map-app.yaml

chart/templates/config-map-nginx.yaml

chart/templates/deploy-app-and-service.yaml

chart/templates/deploy-doc-and-service.yaml

chart/templates/django-secret.yaml

chart/templates/ingress.yaml

chart/templates/storage.yaml

chart/values.prod.yaml

chart/values.yaml

src/strass/Dockerfile