Bump indevolt-api to 1.6.4

[Xirt]

Proposed change

Added one missing sensor for #169375 (see diff).

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: fixes #
• 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.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• I have followed the perfect PR recommendations
• The code has been formatted using Ruff (ruff format homeassistant tests)
• Tests have been added to verify that the new code works.
• Any generated code has been carefully reviewed for correctness and compliance with project standards.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

If the code communicates with devices, web services, or third-party tools:

• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• For the updated dependencies a diff between library versions and ideally a link to the changelog/release notes is added to the PR description.

To help with the load of incoming pull requests:

• I have reviewed two other open pull requests in this repository.

[Copilot]

Pull request overview

Bumps the indevolt-api dependency from 1.6.3 to 1.6.4 for the Indevolt integration.

Changes:

• Update Indevolt integration requirement pin to indevolt-api==1.6.4.
• Update generated requirements pins in requirements_all.txt and requirements_test_all.txt to match.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
homeassistant/components/indevolt/manifest.json	Updates the integration’s pinned indevolt-api version to 1.6.4.
requirements_all.txt	Updates the global pinned dependency version for indevolt-api to 1.6.4.
requirements_test_all.txt	Updates the test requirements pinned dependency version for indevolt-api to 1.6.4.

[abmantis]

Tks!