chore: security upgrade nginx from 1.21-alpine to 1.29.0-alpine

[Junjiequan]

Snyk has created this PR to fix 5 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):

• CI/to_be_deleted/ESS/Dockerfile

We recommend upgrading to nginx:1.29.0-alpine, as this image has only 1 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
	Out-of-bounds Write SNYK-ALPINE315-LIBWEBP-5902238	829
	CVE-2023-44487 SNYK-ALPINE315-NGHTTP2-5964211	829
	Out-of-bounds Write SNYK-ALPINE315-CURL-5958915	714
	Out-of-bounds Read SNYK-ALPINE315-PCRE2-2869383	714
	Out-of-bounds Read SNYK-ALPINE315-PCRE2-2869384	714

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Summary by Sourcery

Upgrade the Nginx base image in the ESS Dockerfile from 1.21-alpine to 1.29.0-alpine to resolve multiple security vulnerabilities.

Bug Fixes:

• Address five high and critical severity CVE and out-of-bounds vulnerabilities by updating the Nginx base image.

Enhancements:

• Bump Nginx version in CI/to_be_deleted/ESS/Dockerfile for better security posture.