store: adding group-check

[Borda]

What does this PR do?

resolves: #15811 (comment)
@carmocca do you have any suggestions for codeowners?

Before submitting

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• Did you list all the breaking changes introduced by this pull request?
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PR review

Anyone in the community is welcome to review the PR.
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Did you have fun?

Make sure you had fun coding 🙃

cc @Borda @carmocca @akihironitta

[github-actions]

⚡ Required checks status: All passing 🟢

Groups summary

🟢 lightning: Store

Check ID	Status
Store.cloud (test_store Linux)	success	✅
Store.cloud (test_store Mac)	success	✅
Store.cloud (test_store Windows)	success	✅

These checks are required after the changes to .azure/app-cloud-store.yml.

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Thank you for your contribution! 💜

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