feat: add soundboard

[sdanialraza]

Please describe the changes this PR makes and why it should be merged:
Adds soundboard for mainlib

Status and versioning classification:

• Code changes have been tested against the Discord API, or there are no code changes
• I know how to update typings and have done so, or typings don't need updating
• This PR changes the library's interface (methods or parameters added)

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2 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
discord-js	⬜️ Ignored (Inspect)	Visit Preview		Apr 25, 2025 4:06pm
discord-js-guide	⬜️ Ignored (Inspect)	Visit Preview		Apr 25, 2025 4:06pm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 42.55%. Comparing base (5a4de95) to head (77b2f36).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #10590      +/-   ##
==========================================
- Coverage   44.42%   42.55%   -1.88%     
==========================================
  Files         260      251       -9     
  Lines       15325    14679     -646     
  Branches     1543     1445      -98     
==========================================
- Hits         6808     6246     -562     
+ Misses       8505     8421      -84     
  Partials       12       12              

Flag	Coverage Δ
proxy	65.88% <ø> (ø)
rest	87.76% <100.00%> (+0.04%)	⬆️
ws	36.29% <ø> (ø)

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Resolved