Remove Workflow-Identity-Federation file (typo duplicate) (#132)

The correct file is Workload-Identity-Federation-for-SCIM-Provisioning.md.
This file was a duplicate with the typo 'Workflow' instead of 'Workload'.

Co-authored-by: Jeevan Desarda <jeevansd@gmail.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: 3 people