chore(deps): update actions/cache action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/cache	action	major	v3 -> v4

---

Release Notes

actions/cache (actions/cache)

v4

Compare Source

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ 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.

---

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

---

This PR has been generated by Mend Renovate. View repository job log here.

[cloudflare-workers-and-pages]

Deploying with    Cloudflare Pages

Latest commit:	d84035c
Status:	✅  Deploy successful!
Preview URL:	https://33007867.reacnetgenerator.pages.dev
Branch Preview URL:	https://renovate-actions-cache-4-x.reacnetgenerator.pages.dev

View logs

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (ecfc91e) 95.48% compared to head (d84035c) 95.48%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2114   +/-   ##
=======================================
  Coverage   95.48%   95.48%           
=======================================
  Files          18       18           
  Lines        1461     1461           
=======================================
  Hits         1395     1395           
  Misses         66       66           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.