chore(deps): bump icewind1991/nextcloud-version-matrix action from v1.0.0 to v1.3.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
icewind1991/nextcloud-version-matrix	action	minor	v1.0.0 -> v1.3.1

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Release Notes

icewind1991/nextcloud-version-matrix (icewind1991/nextcloud-version-matrix)

### [`v1.3.1`](https://togithub.com/icewind1991/nextcloud-version-matrix/releases/tag/v1.3.1): 1.3.1 [Compare Source](https://togithub.com/icewind1991/nextcloud-version-matrix/compare/v1.3.0...v1.3.1) - Switch to checking github tags to see if a php version is released ### [`v1.3.0`](https://togithub.com/icewind1991/nextcloud-version-matrix/releases/tag/v1.3.0): 1.3.0 [Compare Source](https://togithub.com/icewind1991/nextcloud-version-matrix/compare/v1.2.0...v1.3.0) Add new output with the highest supported php version that is available in the runner's packages ### [`v1.2.0`](https://togithub.com/icewind1991/nextcloud-version-matrix/releases/tag/v1.2.0): 1.2.0 [Compare Source](https://togithub.com/icewind1991/nextcloud-version-matrix/compare/v1.1.0...v1.2.0) - Generate more matrix types ### [`v1.1.0`](https://togithub.com/icewind1991/nextcloud-version-matrix/releases/tag/v1.1.0): 1.1.0 [Compare Source](https://togithub.com/icewind1991/nextcloud-version-matrix/compare/v1.0.0...v1.1.0) - Allow adding extra matrix items - Also generate matrix for ocp branches

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Configuration

📅 Schedule: Branch creation - "before 4am on the first day of the month" in timezone Europe/Berlin, Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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