Cloudformation Python 2.7 otudated

[emmarrig]

Describe the bug
The Cloudformation stack CopyLambdasStack fails to create as Lambda no longer supports Python 2.7

To Reproduce
Steps to reproduce the behavior:

1. Are you testing a QuickStart or Custom template?- Quickstart
2. Attach or link a copy of the template if possible (remove any sensitive info)
3. Provide the parameters that you passed. (remove any sensitive info) - following the workshop instructions
4. How did you install taskcat? (docker or pip3) pip3
5. Are you using a profile, an instance role or access keys to run taskcat?
6. Is your AWS environment configured via aws configure?

Expected behavior
Be able to deploy TaskCat into my environment.

**Version (Please make sure you are running the latest version of taskcat)

• Taskcat Version 0.9.30

Note: Python Version (python3 required)

To find versions:
Via taskcat: taskcat -V
Via pip3: pip3 show taskcat

Note: both version should match

To update taskcat run:
for docker : docker pull taskcat/taskcat
for pip3: pip3 install --upgrade taskcat

Additional context
Add any other context about the problem here.