The docker-compose now with mlflow tracking server added

docker-compose.yml

version: '3'
services:
  notebook:
    build:
      context: ./jupyter-notebook-docker
    ports:
      - "8888:8888"
    depends_on: 
      - mlflow
    environment: 
      MLFLOW_TRACKING_URI: 'http://mlflow:5000'
  mlflow:
    build:
      context: ./ml-flow-docker
    expose: 
      - "5000"
    ports:
      - "5000:5000"