[Snyk] Security upgrade pkgcloud from 1.5.0 to 1.6.0

[pjmolina]

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
	619/1000 Why? Has a fix available, CVSS 8.1	Prototype Pollution SNYK-JS-AJV-584908	No	No Known Exploit
	584/1000 Why? Has a fix available, CVSS 7.4	Regular Expression Denial of Service (ReDoS) SNYK-JS-HAWK-2808852	No	No Known Exploit
	644/1000 Why? Has a fix available, CVSS 8.6	Prototype Pollution SNYK-JS-JSONSCHEMA-1920922	No	No Known Exploit
	696/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.5	Prototype Poisoning SNYK-JS-QS-3153490	No	Proof of Concept
	579/1000 Why? Has a fix available, CVSS 7.3	Prototype Pollution npm:extend:20180424	No	No Known Exploit

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

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

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