Revert "Revert "|+807| +Manan| Assigning roles to users on delivery zones for programs.""

This reverts commit 998544f1399b23c73294be658290a9904be64664.
Revert "Revert "Revert "|+807| +Manan| Assigning roles to users on delivery zones for programs."""

This reverts commit 44a8978234d48059b7cc7cad3f4a587d59b4f0fe.