ci(pre-commit): Increase maximum allowed complexity for python

Author: lucasssvaz

.flake8

@@ -1,12 +1,10 @@
 # Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/check-python/.flake8
 # See: https://flake8.pycqa.org/en/latest/user/configuration.html
-# The code style defined in this file is the official standardized style to be used in all Arduino tooling projects and
-# should not be modified.
 
 [flake8]
 doctests = True
 # W503 and W504 are mutually exclusive. PEP 8 recommends line break before.
 ignore = W503,E203
-max-complexity = 10
+max-complexity = 20
 max-line-length = 120
 select = E,W,F,C,N