[Snyk] Security upgrade socket.io from 2.4.0 to 3.0.0

[Exnadella]

This PR was automatically created by Snyk using the credentials of a real user.

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:
  • packages/web-component-tester/package.json
  • packages/web-component-tester/package-lock.json
  • packages/web-component-tester/.snyk

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	506/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:debug:20170905	Yes	Proof of Concept

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

Commit messages

Package name: socket.io

The new version differs by 57 commits.

• 1af3267 chore(release): 3.0.0
• 02951c4 chore(release): 3.0.0-rc4
• 54bf4a4 feat: emit an Error object upon middleware error
• aa7574f feat: serve msgpack bundle
• 64056d6 docs(examples): update TypeScript example
• cacad70 chore(release): 3.0.0-rc3
• d16c035 refactor: rename ERROR to CONNECT_ERROR
• 5c73733 feat: add support for catch-all listeners
• 129c641 feat: make Socket#join() and Socket#leave() synchronous
• 0d74f29 refactor(typings): export Socket class
• 7603da7 feat: remove prod dependency to socket.io-client
• a81b9f3 docs(examples): add example with TypeScript
• 20ea6bd docs(examples): add example with ES modules
• 0ce5b4c chore(release): 3.0.0-rc2
• 8a5db7f refactor: remove duplicate _sockets map
• 2a05042 refactor: add additional typings
• 91cd255 fix: close clients with no namespace
• 58b66f8 refactor: hide internal methods and properties
• 669592d feat: move binary detection back to the parser
• 2d2a31e chore: publish the wrapper.mjs file
• ebb0575 chore(release): 3.0.0-rc1
• c0d171f test: use the reconnect event of the Manager
• 9c7a48d test: use the complete export name
• 4bd5b23 feat: throw upon reserved event names

See the full diff

With a Snyk patch:

Severity	Priority Score (*)	Issue	Exploit Maturity
	731/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 8.2	Prototype Pollution SNYK-JS-LODASH-567746	Proof of Concept

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

Some vulnerabilities couldn't be fully fixed and so Snyk will still find them when the project is tested again. This may be because the vulnerability existed within more than one direct dependency, but not all of the affected dependencies could be upgraded.

Check the changes in this PR to ensure they won't cause issues with your project.

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Prototype Pollution
🦉 Regular Expression Denial of Service (ReDoS)