Remove ALLOW_EXTRA from Telegram bot action schema

[hanwg]

Breaking change

ALLOW_EXTRA has been removed from the service schema for Telegram bot.
Only users who have used undefined parameters for Telegram bot actions are affected.
Affected users should remove such parameters from their automations/scripts.

Supported parameters can be found in the Telegram bot notification actions.

Proposed change

Remove ALLOW_EXTRA from service schema.

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: Remove non existent param from Telegram bot actions home-assistant.io#42622
• 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 link to the changelog, or at minimum a diff between library versions 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.

[elupus]

Seams alright. Maybe mark as breaking?

[home-assistant]

Please take a look at the requested changes, and use the Ready for review button when you are done, thanks 👍

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[MartinHjelmare]

Please add a breaking change paragraph in the PR description and explain what users need to do to cope with the change. Most users should not be affected if they have followed the docs.

[MartinHjelmare]

I checked all the service action schemas and compared them with the user docs.

[MartinHjelmare]

Thanks!