Added fork operation to IModelOperations in @itwin/imodels-client-management which wraps Fork iModel operation in iModels API.
Note: Fork iModel is in tech preview in iModels API. In the future we should rethink if we should expose tech preview operations in general client releases.
In this PR:
fork
operation toIModelOperations
in@itwin/imodels-client-management
which wraps Fork iModel operation in iModels API.