Added license to AWS files without one.

devops/aws/chart/.helmignore

devops/aws/chart/Chart.yaml

devops/aws/chart/templates/NOTES.txt

devops/aws/chart/templates/authorizationpolicy.yaml

devops/aws/chart/templates/deployment.yaml

devops/aws/chart/templates/destinationrule.yaml

devops/aws/chart/templates/scaledobject.yaml

devops/aws/chart/templates/service.yaml

devops/aws/chart/templates/serviceaccount.yaml

devops/aws/chart/templates/serviceparameters.yaml

devops/aws/chart/templates/virtualservice.yaml

devops/aws/chart/values.yaml

devops/aws/pipeline/override-stages.yml

provider/notification-aws/build-aws/entrypoint.sh

.../osdu/notification/provider/aws/AwsAppPropertiesTest.java

...ication/provider/aws/AwsGoogleServiceAccountImplTest.java

...ification/provider/aws/AwsPubSubHandshakeHandlerTest.java

...fication/provider/aws/AwsServiceAccountValidatorTest.java

...sdu/notification/provider/aws/security/KmsHelperTest.java

...notification/provider/aws/utils/AwsCognitoClientTest.java