Configure Requisition Template to show ISA column

As Adam I want to configure a requisition template to show the ISA values (which are by commodity type, period, facility) so that users know their target supply levels when reordering stock can be used to assist in ordering quantities when completing a requisition.

Acceptance Criteria
Verify that:

1. When I configure a requisition template, I can choose to display the requisition template to display or hide the Ideal Stock Amount column.

2. When I configure a requisition template, I can choose the order of the Ideal Stock Amount column by clicking on the column and moving it up or down in the requisition template grid.

3. The ISA definition in the requisition template is: "The Ideal Stock Amount is the target quantity for a specific commodity type, facility, and period."

4. The label for the column is "Ideal Stock Amount".

5. When I save the requisition template, the ISA column is not required to display.

6. ISA source column shows "Reference data"

7. Update configuration guide

8. Update demo data (EPI program) with new ISA column in requisition template

9. Update requisition template Zephyr test case