chore(deps): 🔨update dependency pylint to v2.5.2

This MR contains the following updates:

Package	Update	Change
pylint	patch	==2.5.0 -> ==2.5.2

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Release Notes

PyCQA/pylint

v2.5.2

Compare Source

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Release date: 2020-05-05

• pylint.Run accepts do_exit as a deprecated parameter

  Close #​3590

v2.5.1

Compare Source

===========================

Release date: 2020-05-05

• Fix a crash in method-hidden lookup for unknown base classes

  Close #​3527

• Revert pylint.Run's exit parameter to do_exit

  This has been inadvertently changed several releases ago to do_exit.

  Close #​3533

• no-value-for-parameter variadic detection has improved for assign statements

  Close #​3563

• Allow package files to be properly discovered with multiple jobs

  Close #​3524

• Allow linting directories without __init__.py which was a regression in 2.5.

  Close #​3528

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