If ZK acquire occurs, then lets remove the Job lock, if necessary

ZK connection cleanup

Upgrade ZK client to match server version

Sprint 127:

Remove all zookeeper references in Cleanup handler. No longer needed.

Do not release Store lock. Now handled in Storage Service

Merge pull request #131 from CDLUC3/main

Terry's changes

Fix IT tests

Remove soon to be deprecated code

Sprint 126:

Enhance buildspec with Python setup and ECS logic

Added commands to install Python packages and retrieve ECS tags from S3. Updated Docker build and deployment logic for various environments.