[Snyk] Security upgrade gulp-sourcemaps from 2.6.5 to 3.0.0

[ch-snyk-sa]

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:
  • package.json
  • package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	696/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.5	Denial of Service (DoS) SNYK-JS-DECODEURICOMPONENT-3149970	Yes	Proof of Concept

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

Commit messages

Package name: gulp-sourcemaps

The new version differs by 10 commits.

• 2bcfcbb 3.0.0
• d8bed0c Merge pull request #373 from adrian3d/update/doc-gulp-4
• 5686db3 Merge pull request #380 from kennyr87/gh-378/upgrade-css
• 2c66b2c Depdenency: Upgrade css to v3.0.0
• 9a9289b Breaking: Drop Node <6 support & upgrade identity-map which uses changes CSS sourcemaps (#376)
• 11d1e31 Update doc to gulp 4
• bd0aeb0 Docs: Temporarily point at phated/gulp-sourcemaps for AppVeyor badge
• 7e69e97 Build: Ensure tests pass on Windows
• 404eb5b Docs: Update badges
• 8a22ecc Scaffold: Convert repository to use gulp patterns (closes #357) (#367)

See the full diff

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