Updating Chorus instructions per new Zoom pw rules

Why is this change being made?

The field will need to follow two new steps in order for Chorus to work properly when using Zoom passwords. Updated the Tools handbook page to reflect this in addition to a Slack message we will send out later today.

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