[Snyk] Security upgrade ubuntu from 16.04 to xenial-20201014

[abhaybhargav]

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


Snyk has created this PR to fix 2 vulnerabilities in the dockerfile dependencies of this project.

Keeping your Docker base image up-to-date means you’ll benefit from security fixes in the latest version of your chosen image.

Snyk changed the following file(s):

• nginx/Dockerfile

We recommend upgrading to ubuntu:xenial-20201014, as this image has only 91 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Allocation of Resources Without Limits or Throttling SNYK-UBUNTU1604-SYSTEMD-1320131	614
	Allocation of Resources Without Limits or Throttling SNYK-UBUNTU1604-SYSTEMD-1320131	614
	Allocation of Resources Without Limits or Throttling SNYK-UBUNTU1604-SYSTEMD-1320131	614
	Allocation of Resources Without Limits or Throttling SNYK-UBUNTU1604-SYSTEMD-1320131	614
	Improper Check for Dropped Privileges SNYK-UBUNTU1604-BASH-542609	536

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[!IMPORTANT]

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Allocation of Resources Without Limits or Throttling