Update typescript-eslint monorepo to v3.9.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
@typescript-eslint/eslint-plugin	devDependencies	minor	3.8.0 -> 3.9.0
@typescript-eslint/parser	devDependencies	minor	3.8.0 -> 3.9.0

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Release Notes

typescript-eslint/typescript-eslint

v3.9.0

Compare Source

Bug Fixes

• eslint-plugin: [no-throw-literal] support type assertions (#​2354) (470174a)

Features

• eslint-plugin: [no-unsafe-assignment/return] allow assigning any => unknown (#​2371) (e7528e6)
• typescript-estree: support TSv4 labelled tuple members (#​2378) (00d84ff)

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[codecov]

Codecov Report

Merging #132 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master      #132   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           16        16           
  Lines          305       305           
  Branches        33        49   +16     
=========================================
  Hits           305       305           

Flag	Coverage Δ
#unittests	100.00% <ø> (ø)

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