Allow specifying HRID start values as part of bib or holdings transformer task definitions instead of pulling them from Inventory Settings

To make it possible to run simultaneous bib transformer tasks, we need to allow specifying a start point as a task configuration that would override the FOLIO inventory settings-derived value for the task. This should also automatically disable `updateHridSettings` if set to `true`. A mechanism for automating update of HRID settings in FOLIO is outside the scope of this enhancement.

Start at the bib and holdings transformer task definitions and trace how each task obtains its HRID start point from FOLIO Inventory Settings. Review the task configuration and existing updateHridSettings handling; done means a configured start point overrides the settings-derived value and setting it disables updateHridSettings.

Written by the indexing model from the issue text.