[Django Upgrade] [ENG-3947] Remove django debug toolbar and profiling tools for Django 3

[Johnetordoff]

Purpose

The DJDTB is breaking when updating to Django 3 and though the bugs aren't particularly hard to fix this PR removes the DJDTB and other local profiling tools which could produce other issues in the future.

https://www.notion.so/cos/8-Django-Debug-toolbar-namespace-problem-0142b5d4dced4bbd9ce8d311d6935e6a

Changes

• Moves local requirements to local.txt
• isolates CI only requirments to dev.txt

QA Notes

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What are the areas of risk?

Any concerns/considerations/questions that development raised?

Documentation

Side Effects

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