Use the Qt official data models in the Jira task planning

Consider deploying the official data models into use.

Please see the presentation on https://qtcompany.sharepoint.com/:p:/s/ProdMgmt/EQO73tneFShFmKKtKVPp6LcB17gd41iAaVtSBSQsvP2faA?e=NH9etU

The data models were introduced to the public in one of the Qt Contributor Summit events.