Use the same isort/ruff import sorting as HA

[frenck]

Description

Adjust the ruff isort configuration to match the Home Assistant project.

Motivation and Context

This makes it easier to work with in case you load the custom integration for development into a Home Assistant development instance.

How has this been tested?

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 not work as expected)
• Other

Checklist

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.