71 bug entity has state class total increasing but its state is not strictly increasing

[derolli1976]

Description

Changes device_class and state_class for sensor 'energy_battery_charge_load'

Motivation and Context

Bug #71

How Has This Been Tested?

Tested locally

Screenshots (if appropriate):

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)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.