chore(deps): update actions/cache action to v5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/cache	action	major	v4 → v5

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Release Notes

actions/cache (actions/cache)

v5

Compare Source

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Configuration

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♻ 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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[codspeed-hq]

CodSpeed Performance Report

Merging #729 will not alter performance

_{Comparing renovate/actions-cache-5.x (40ec220) with main (d6c0c9c)}

Summary

✅ 38 untouched