[Snyk] Fix for 2 vulnerabilities

[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
	641/1000 Why? Recently disclosed, Has a fix available, CVSS 7.1	Arbitrary Code Execution SNYK-JS-GRUNT-597546	Yes	No Known Exploit
	561/1000 Why? Recently disclosed, CVSS 9.8	Prototype Pollution SNYK-JS-LODASH-590103	Yes	No Known Exploit

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

Commit messages

Package name: grunt-contrib-csslint

The new version differs by 11 commits.

• def72ff v2.0.0.
• ce67536 Reduce lodash usage.
• f387bb9 Merge pull request #73 from danpoltawski/show-line-numbers
• 888c0e1 Merge pull request #74 from gruntjs/update-csslint r=vladikoff
• 099cc12 Update CSSLint to v1.0.0.
• d220e09 Show line numbers with lint issues
• 7a02ddf Merge pull request #70 from gruntjs/deps
• 930ceee Update dependencies.
• 49d8c8a Upgrade grunt and devDeps to 1.0
• 8e1fde7 Update CHANGELOG.
• d001050 Add Appveyor for Windows testing.

See the full diff

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