Update module github.com/pion/rtp to v1.8.7

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github.com/pion/rtp	v1.8.6 -> v1.8.7

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Release Notes

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

v1.8.7

Compare Source

Changelog

• 0967ee9 Fix RTP padding length validation
• bc5124c Fix VP9 decoding on iOS

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Configuration

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🚦 Automerge: Enabled.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 79.16%. Comparing base (dc99b03) to head (7e3e9f4).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2809      +/-   ##
==========================================
- Coverage   79.18%   79.16%   -0.03%     
==========================================
  Files          89       89              
  Lines        8268     8268              
==========================================
- Hits         6547     6545       -2     
- Misses       1255     1256       +1     
- Partials      466      467       +1     

Flag	Coverage Δ
go	80.78% <ø> (-0.03%)	⬇️
wasm	64.98% <ø> (ø)

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