Update module github.com/pion/rtp to v1.8.8

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github.com/pion/rtp	v1.8.7 -> v1.8.8

---

Release Notes

pion/rtp (github.com/pion/rtp)

v1.8.8

Compare Source

Changelog

• 378ef6f Add test case for broken second nalu in STAP-A
• f7f1a05 Add an index check to prevent out of index

---

Configuration

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

---

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

---

This PR was generated by Mend Renovate. View the repository job log.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.61%. Comparing base (259e7d8) to head (23d89e9).

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #268      +/-   ##
==========================================
- Coverage   72.50%   70.61%   -1.90%     
==========================================
  Files          79       79              
  Lines        3648     3648              
==========================================
- Hits         2645     2576      -69     
- Misses        868      927      +59     
- Partials      135      145      +10     

Flag	Coverage Δ
go	?
wasm	70.61% <ø> (+0.05%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

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