* Update aws-ecs-deployment.md

Extend documentation for AWS ECS Installation https://github.com/amundsen-io/amundsen/issues/875Signed-off-by: iamtodor <todor.ilya@gmail.com>

* Update aws-ecs-deployment.md

change files location in the comments
Signed-off-by: iamtodor <todor.ilya@gmail.com>