[Snyk] Security upgrade python from 3.11.2-slim-bullseye to 3.12.0b4-slim-bullseye

[security-dbtlabs]

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

• docker/Dockerfile

We recommend upgrading to python:3.12.0b4-slim-bullseye, as this image has only 54 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
	400	Out-of-bounds Read SNYK-DEBIAN11-NCURSES-2767191	No Known Exploit
	614	Improper Certificate Validation SNYK-DEBIAN11-OPENSSL-3368735	No Known Exploit
	514	Improper Certificate Validation SNYK-DEBIAN11-OPENSSL-5291773	No Known Exploit
	514	Improper Certificate Validation SNYK-DEBIAN11-OPENSSL-5291777	No Known Exploit
	614	Allocation of Resources Without Limits or Throttling SNYK-DEBIAN11-OPENSSL-5661566	No Known Exploit

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🦉 Allocation of Resources Without Limits or Throttling

[github-actions]

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[codecov]

Codecov Report

Merging #8095 (da80b3d) into main (a1b067c) will decrease coverage by 0.06%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #8095      +/-   ##
==========================================
- Coverage   86.22%   86.16%   -0.06%     
==========================================
  Files         174      174              
  Lines       25493    25493              
==========================================
- Hits        21981    21966      -15     
- Misses       3512     3527      +15     

see 3 files with indirect coverage changes