Update entity names to capitalize first word only for System Bridge

[timmo001]

Proposed change

To follow new naming standard.

Type of change

• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue:
• Link to documentation pull request:

Checklist

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• Tests have been added to verify that the new code works.

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[home-assistant]

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[frenck]

Thanks, @timmo001 👍

../Frenck