Describe the Package group integrated model

Why is this change being made?

The Package Group is using the integrated model which means we have one engineering manager for the whole group. This update describes that.

Does this MR meet the acceptance criteria?

Assign to DRI

• Did you assign this change to the correct DRI of the page or information you are changing?

Conformity

• Added description to this MR explaining the reasons for the proposed change, per say-why-not-just-what