Add Image Labels to Repo Map

Description

Addition of all Dockerfile image labels to the repo_map.json file uploaded to S3

Purpose

For IBFE to make use of image labels.

Plan

We will need to read labels from hardening_manifest and add these to the repo_map.jsonfile. We may need to also get the labels added in the build stage.

Acceptance Criteria

IBFE signs off on updated repo_map.json file