Workload Balancer: Add "Program" filter

[#1]

As we have a huge amount of portfolios, programs, and projects I need to filter on Programs in the Workload Balancer to use the tool. This applies for both assigned and unassigned filters. I still use scheduling but would like to switch to Workload Balancer so I hope this is on your roadmap?

[#2]

Hi everyone,

This was merged with the following idea: Link

We will continue evaluating and providing updates there.

[#3]

It would be great if the Workload balancer was also available at the Program level (in the same way it is available at the project level).