New rule to detect regex denial-of-service

[ericwb]

Is your feature request related to a problem? Please describe.
Some patterns given to a regex functions can cause severe performance issues.

Describe the solution you'd like

1. Check for suspicious patterns passed to various function in the re module

Describe alternatives you've considered
n/a

Additional context
https://docs.python.org/3/library/re.html
https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS
https://cwe.mitre.org/data/definitions/1333.html

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