Remove deprecated yaml config from trafikverket_weatherstation

[tkdrob]

Breaking change

Trafikverket Weatherstation yaml config was deprecated in 2021.12 and is now removed in this release. Previously existing yaml config has been imported and can be safely removed from your config.

Proposed change

Remove deprecated yaml config from trafikverket

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)
• 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 #
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• Link to documentation pull request:

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[probot-home-assistant]

Hey there @endor-force, @gjohansson-ST, mind taking a look at this pull request as it has been labeled with an integration (trafikverket_weatherstation) you are listed as a code owner for? Thanks!
_{^{(message by CodeOwnersMention)}}

[frenck]

Thanks, @tkdrob 👍