Fix error returned when closing VoiceClient

[oidq]

Description

Modify nhooyr/websocket Read wrapper to handle disconnect after context being cancelled (coder/websocket#242)

Type of change

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• I ran go generate
• I have performed a self-review of my own code (remember to run go fmt ./...)
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• Added benchmarks if this is a performant required component (potential bottlenecks)