Update Rust crate async-compression to v0.4.9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
async-compression	dependencies	patch	=0.4.8 -> =0.4.9

---

Release Notes

Nullus157/async-compression (async-compression)

v0.4.9

• bump dep brotli from 4.0 to 5.0

---

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.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

❗ No coverage uploaded for pull request base (main@e6ef7f9). Click here to learn what that means.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8545   +/-   ##
=======================================
  Coverage        ?   88.41%           
=======================================
  Files           ?      274           
  Lines           ?    27085           
  Branches        ?        0           
=======================================
  Hits            ?    23947           
  Misses          ?     3138           
  Partials        ?        0           

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