Update dependency karma to v5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
karma (source)	peerDependencies	major	^4.0.0 -> ^5.0.0
karma (source)	devDependencies	major	^4.4.1 -> ^5.0.0

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Release Notes

karma-runner/karma

v5.0.1

Compare Source

Bug Fixes

• file-list: do not define fs.statAsync (#​3467) (55a59e7)

v5.0.0

Compare Source

Bug Fixes

• install semantic-release as a regular dev dependency (#​3455) (1eaf35e)
• ci: echo travis env that gates release after_success (#​3446) (b8b2ed8)
• ci: poll every 10s to avoid rate limit. (#​3388) (91e7e00)
• middleware/runner: handle file list rejections (#​3400) (80febfb), closes #​3396 #​3396
• server: cleanup import of the removed method (#​3439) (cb1bcbf)
• server: createPreprocessor was removed (#​3435) (5c334f5)
• server: detection new MS Edge Chromium (#​3440) (7166ce2)
• server: replace optimist on yargs lib (#​3451) (ec1e69a), closes #​2473
• server: Report original error message (#​3415) (79ee331), closes #​3414

Code Refactoring

• use native Promise instead of Bluebird (#​3436) (33a069f), closes /github.com/karma-runner/karma/pull/3060#discussion_r284797390

Continuous Integration

• drop node 8, adopt node 12 (#​3430) (a673aa8)

Features

• docs: document DEFAULT_LISTEN_ADDR constant (#​3443) (057d527), closes #​2479
• karma-server: added log to the server.js for uncaught exception (#​3399) (adc6a66)
• preprocessor: obey Pattern.isBinary when set (#​3422) (708ae13), closes #​3405

BREAKING CHANGES

• Karma plugins which rely on the fact that Karma uses Bluebird promises may break as Bluebird-specific API is no longer available on Promises returned by the Karma core
• server: Deprecated createPreprocessor removed, karma-browserify < 7 version doesn't work
• no more testing on node 8.

4.4.1 (2019-10-18)

Bug Fixes

• deps: back to karma-browserstack-launcher 1.4 (#​3361) (1cd87ad)
• server: Add test coverage for config.singleRun true branch. (#​3384) (259be0d)
• if preprocessor is async function and doesn't return a content then await donePromise (#​3387) (f91be24)

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