Proposed change

This PR removes some validation in the config flow, in order to prevent 429 errors (too many requests) from the API side. Previously we did an authentication check to ensure that the credentials were valid, to prevent triggering a 429 these validation steps have been removed.

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Deprecation (breaking change to happen in the future)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: Wallbox initial integration immediately results in 429 Client Error: Too Many Requests #154040
• This PR is related to issue:
• Link to documentation pull request:
• Link to developer documentation pull request:
• Link to frontend pull request:

Checklist

• I understand the code I am submitting and can explain how it works.
• The code change is tested and works locally.
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