Update nginxinc/nginx-unprivileged Docker tag to v1.30

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
nginxinc/nginx-unprivileged	final	minor	1.28-alpine → 1.30-alpine
nginxinc/nginx-unprivileged	final	minor	1.27-alpine → 1.30-alpine

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Release Notes

nginx/docker-nginx-unprivileged (nginxinc/nginx-unprivileged)

v1.28

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[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-da39389b

[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-70c3ff84

[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-4fe7a710

[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-c8969c1b

[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-685375f3

[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-e8f71ea6

[github-actions]

@renovate[bot] Image is available for testing. docker pull ghcr.io/stakater/support-docs:SNAPSHOT-PR-45-e5bd8510