[Snyk] Security upgrade jsdom from 11.11.0 to 15.1.1

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • package.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	551/1000 Why? Recently disclosed, Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-WS-1296835	Yes	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: jsdom

The new version differs by 195 commits.

• 0371215 Version 15.1.1
• dd6c5a0 Do not reserialize XHR content-types unnecessarily
• 7cd5329 Do not merge XHR preflight and response headers
• 9f6b190 Keep track of style and event attribute changes in SVGElement
• 1951a19 Use ASCII uppercase for tagName
• 1c8e963 Add HTMLOrSVGElement interface mixin
• 8533b57 Use interface mixins
• c1b4591 Escape null in WebIDL2JSValueAsUnsupported
• 93944f6 Update ESLint to v5
• 9f273fe Update dependencies
• 33798c9 Roll Web Platform Tests
• 5f314a9 Version 15.1.0
• 0a39afa Implement Headers from the Fetch standard
• e4febb9 Apply pattern="" validation to the entire string
• 3781125 Implement changes to event path iteration
• 5146cb2 Implement the translate attribute
• 1a70afa Exclude <input type="image"> from formEl.elements
• 45b7e02 Temporarily disable testing of canvas in Node.js v12
• b20a81a Fix sync XHR in Node.js v12
• 14be063 Roll Web Platform Tests
• 43f2089 Version 15.0.0
• 8fad876 Always use "\n" for Blob's native line endings
• 7148ebb Allow the contentType option to override sniffed encoding
• 536a89e Recognize the .xht file extension

See the full diff

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