fix: Add name and version fields in package.json files

[Akash-Nayak]

Issue #, if available: https://github.com/awslabs/amazon-ecs-nodejs-microservices/issues/21

Description of changes: https://docs.npmjs.com/creating-a-package-json-file#required-name-and-version-fields - A package.json file must contain “name” and “version” fields.

So, I have updated the package.json files and added the name and version.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[Akash-Nayak]

Hi @nathanpeck, Request you to please review the PR. Thanks!