fix: toolbox-demo: add categorystyle for the If category

[Grahack]

The basics

The details

Resolves

Fixes a cosmetic issue on the toolbox demo.

Proposed Changes

I just added a category name for the If category.

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[NeilFraser]

Good catch. Thanks!

[NeilFraser]

Can you sign the CLA? Sorry, big company bureaucracy.

[Grahack]

It should be OK now. And BTW thanks Neil for Blockly!

[conventional-commit-lint-gcf]

🤖 I detect that the PR title and the commit message differ and there's only one commit. To use the PR title for the commit history, you can use Github's automerge feature with squashing, or use automerge label. Good luck human!

-- conventional-commit-lint bot
https://conventionalcommits.org/