Core API Coverage - Examples

[CAD97]

This is a tracking issue. Entries should be checked off when they're ported.

• [x] 3d
• [x] asyncio
• [x] channel_groups
• [x] convolution_reverb
• [ ] dsp_custom
• [x] dsp_effect_per_speaker
• [ ] dsp_inspector
• [x] effects
• [x] gapless_playback
• [x] generate_tone
• [x] granular_synth
• [ ] load_from_memory
• [ ] multiple_speaker
• [x] multiple_system
• [ ] net_stream
• [x] play_sound
• [ ] play_stream
• [ ] record
• [ ] record_enumeration
• [ ] user_created_sound