[Snyk] Security upgrade debian from bookworm-20230814-slim to bookworm-20231009-slim

[WontonSam]

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

• content/actions/creating-actions/dockerfile-support-for-github-actions.md

We recommend upgrading to debian:bookworm-20231009-slim, as this image has only 30 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
	514	Use After Free SNYK-DEBIAN12-GLIBC-5894114	No Known Exploit
	514	Use After Free SNYK-DEBIAN12-GLIBC-5894114	No Known Exploit
	514	Out-of-bounds Read SNYK-DEBIAN12-GLIBC-5894115	No Known Exploit
	686	Out-of-bounds Write SNYK-DEBIAN12-GLIBC-5927132	No Known Exploit
	686	Out-of-bounds Write SNYK-DEBIAN12-GLIBC-5927132	No Known Exploit

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