[Snyk] Security upgrade python from 3.9.11-alpine3.15 to 3.9.13-alpine3.15

[davinchia]

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

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

• airbyte-integrations/connectors/source-dockerhub/Dockerfile

We recommend upgrading to python:3.9.13-alpine3.15, as this image has only 0 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	Priority Score / 1000	Issue	Exploit Maturity
	500	CVE-2022-28391 SNYK-ALPINE315-BUSYBOX-2440607	No Known Exploit
	500	CVE-2022-28391 SNYK-ALPINE315-BUSYBOX-2440607	No Known Exploit
	511	Inadequate Encryption Strength SNYK-ALPINE315-OPENSSL-2941810	No Known Exploit
	511	Inadequate Encryption Strength SNYK-ALPINE315-OPENSSL-2941810	No Known Exploit
	400	Out-of-bounds Write SNYK-ALPINE315-ZLIB-2434420	No Known Exploit

---

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.

For more information: 🧐 View latest project report

🛠 Adjust project settings

---

Learn how to fix vulnerabilities with free interactive lessons:

🦉 Learn about vulnerability in an interactive lesson of Snyk Learn.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}