remove hidden from onecreation docs

Author: Thomas Gilbert

src/connections/sources/catalog/cloud-apps/one-creation/index.md

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 title: 'One Creation Source'
 id: IB9M67ZWaA
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 [One Creation](https://www.one-creation.com/){:target="_blank”} provides brands with a Digital Preference Wallet to collect, digitize, and refresh consumer preference data. By seamlessly integrating into every customer touchpoint, the platform enhances services while enforcing consent (including Time-Based Consent) and data sharing rules.