PLN Update PLN Objectives

[walkerlj0]

Describe the use case
We are working through an update to the learning goals, names of sections, and where we arrange the content in that section. See the work here: https://miro.com/app/board/uXjVOB6tchQ=/

Goals & new copy for each section is here; https://docs.google.com/document/d/1-xb0peE4deCnPCiIwz3-uxTxU8xHxdeOvS8Nd9k4ykQ/edit

Describe the problem
Update the section(s) of the curriculum & learning Goals. Come up with new high-level and sub-goals for learning, and add to the Learning Goals

To Dos

When you work on this issue, start on the branch:
(Fork the branch here):https://github.com/protocol/launchpad/tree/feat/pln-update

git checkout feat/pln-update
git checkout -b <name>/pln1.?