(v3.6.6) - DeltaTempWrapper

[AlejandroCN7]

Description

This PR introduces a wrapper to add delta values for temperature, capturing the difference between internal temperatures and setpoint values for each zone. These deltas are added as new variables to the observation space. For more details, refer to the documentation included in this update.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation (update in the documentation)
• Improvement (of an existing feature)
• Others

Checklist:

• I've read the CONTRIBUTION guide (required)
• My change requires a change to the documentation.
• I have updated the tests.
• I have updated the documentation accordingly.
• I have reformatted the code using autopep8 second level aggressive.
• I have reformatted the code using isort.
• I have ensured cd docs && make spelling && make html pass (required if documentation has been updated.)
• I have ensured pytest tests/ -vv pass. (required).
• I have ensured pytype -d import-error sinergym/ pass. (required)

Changelog:

• Create DeltaTempWrapper.
• Add DeltaTempWrapper documentation.
• Update documentation API reference modules.
• Create DeltaTempWrapper tests.