Citylearn challenge 2023 updates

[kingsleynweye]

Description

Bug fixes and changes to environment in preliminary preparation for The CityLearn Challenge 2023

Issue

NIL

Changes

• Bug fixes
• Updated net electricity consumption observation Box space low and high values
• Added evaluation function specific to challenge
• Added rendering function for challenge

Screenshots

NIL

Checklist

• [x] I have tested the changes locally and they work as intended.
• [x] I have updated the documentation, if applicable.
• [ ] I have added new tests, if applicable.
• [x] I have added any required dependencies to the requirements.txt file, if applicable.
• [x] I have followed the project's code style and conventions.

Additional notes

NIL