Feat/rnaa 243 pannernode

[basiav]

Closes the first part of rnaa-243: the equal-power model. HRTF to come in the next PR.

Closes #

⚠️ Breaking changes ⚠️

Introduced changes

• Implemented PannerNode in the equal-power mode, with the geometric logic in PannerSpatialization.
• Implemented tests inPannerTest and PannerSpatializationTest.
• Implemented sample usage component in PannerNode.tsx.

Checklist

• Linked relevant issue
• Updated relevant documentation
• Added/Conducted relevant tests
• Performed self-review of the code
• Updated Web Audio API coverage
• Added support for web
• Updated old arch android spec file

[basiav]

Isn't AudioWorklet and AudioWorkletNode implemented?

[github-actions]

WPT non-regression comparison

PASS — no regressions · 3 improved section(s) · overall 2589 → 3227 (+638)

Spec section	Base pass	Head pass	Delta
Other	52	56	+4
AudioParam	599	650	+51
PannerNode	75	658	+583

Unchanged sections (25)

Spec section	Base pass	Head pass	Delta
Processing model	0	0	0
AnalyserNode	138	138	0
AudioBuffer	140	140	0
AudioBufferSourceNode	208	208	0
AudioContext	58	58	0
AudioNode	261	261	0
BiquadFilterNode	232	232	0
ChannelMergerNode	30	30	0
ChannelSplitterNode	7	7	0
ConstantSourceNode	59	59	0
ConvolverNode	170	170	0
DelayNode	104	104	0
DestinationNode	0	0	0
DynamicsCompressorNode	4	4	0
GainNode	15	15	0
IIRFilterNode	87	87	0
MediaElementAudioSourceNode	0	0	0
MediaStreamAudioDestinationNode	1	1	0
MediaStreamAudioSourceNode	0	0	0
OfflineAudioContext	35	35	0
OscillatorNode	104	104	0
PeriodicWave	33	33	0
ScriptProcessorNode	0	0	0
StereoPannerNode	102	102	0
WaveShaperNode	75	75	0

_{Baseline: fd1d87dca04244c53abfbddf8ab98284cb3218ee · Candidate: bb16195b21284b2eb96d9cb00068733cc07682c2}

_{Workflow run · this comment is updated on every push.}