[Snyk] Security upgrade ubuntu from latest to 20.04

[snyk-bot]

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

Changes included in this PR

• scripts/verify-repo-update/Dockerfile.deb

We recommend upgrading to ubuntu:20.04, as this image has only 14 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Some of the most important vulnerabilities in your base image include:

Severity	Issue	Exploit Maturity
	Integer Overflow or Wraparound SNYK-UBUNTU2004-PCRE3-583594	No Known Exploit
	Improper Verification of Cryptographic Signature SNYK-UBUNTU2004-PERL-1930907	No Known Exploit
	Time-of-check Time-of-use (TOCTOU) SNYK-UBUNTU2004-SHADOW-577863	No Known Exploit
	Time-of-check Time-of-use (TOCTOU) SNYK-UBUNTU2004-SHADOW-577863	No Known Exploit
	Out-of-bounds Read SNYK-UBUNTU2004-TAR-1126791	No Known Exploit

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[mistaken-pull-closer[bot]]

Thanks for your submission.

It appears that you've created a pull request using one of our repository's branches. Since this is almost always a mistake, we're going to go ahead and close this. If it was intentional, please let us know what you were intending and we can see about reopening it.

Thanks again!

[pull-dog[bot]]

*Ruff* :dog: I wasn't able to find any Docker Compose files in your repository at any of the given paths in the pull-dog.json configuration file, or the default docker-compose.yml file :weary: Make sure the given paths are correct.

Files checked:

• docker-compose.yml

What is this?

Pull Dog is a GitHub app that makes test environments for your pull requests using Docker, from a `docker-compose.yml` file you specify. It takes 19 seconds to set up (we counted!) and there's a free plan available. Visit our website to learn more.

Commands

- `@pull-dog up` to reprovision or provision the server. - `@pull-dog down` to delete the provisioned server.

Troubleshooting

Need help? Don't hesitate to file an issue in our repository **Configuration** ```json { "isLazy": false, "dockerComposeYmlFilePaths": [ "docker-compose.yml" ], "expiry": "00:00:00", "conversationMode": "singleComment" } ``` **Trace ID** fbabc990-a704-11ec-8cf5-e415964d84b0