chore(deps): update xu-cheng/latex-action action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
xu-cheng/latex-action	action	major	2.7.0 → 4.1.0

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Release Notes

xu-cheng/latex-action (xu-cheng/latex-action)

v4.1.0

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• Support TeXLive 2026.

v4

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[!NOTE]
This is a meta tag pointed to the latest release.

v3.3.0

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• Support TeXLive 2025.

v3.2.0

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• Support TeXLive 2024.
• Auto set tlmgr repo url for historical TeXLive version.

v3.1.0

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Port changes from xu-cheng/texlive-action

• use env to pass inputs
• better printed commands

v3.0.2

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• Expose more env to docker container

v3.0.1

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• Enforce using true for boolean input options.
• Remove deprecated extra_packages input.

v3

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[!NOTE]
This is a meta tag pointed to the latest v3 release.

v2.8.2

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• Fix glob pattern expanding.

v2.8.1

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• Setup git safe.directory for the action.

v2.8.0

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• Support old versions of TeXLive

v2.7.1

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• Fix extra_system_packages doesn't work if glob_root_file is true.

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