Updating widget toolkit renovate setup

[ahmadkadri]

Refine Renovate rules: disable security update automerge, group dependencies logically, prevent major Node.js updates, and reduce automerge noise.

✔️ Checklist

• A changeset describing the change and affected packages (more info).
• Added or updated documentation.
• Tests for new functionality and regression tests for bug fixes.
• Screenshots or videos attached (for UI changes).
• All your commits have a Signed-off-by line in the message (more info).

[changeset-bot]

⚠️ No Changeset found

Latest commit: 0ab00c9

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[jaller94]

Looks good to me and thanks for the explanations of the call.