Update methodology for word and page counts in the handbook given middleman reorg

Why is this change being made?

I couldn't figure out how to combine these two commands and since I'm working on updating these quarterly, I'm okay with doing it twice. Working on this quarter's update: #8044 (closed)

Author Checklist

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