feat: PollBuilder

[TAEMBO]

Please describe the changes this PR makes and why it should be merged:
Adds the PollBuilder class that creates API-compatible JSON data for sending polls.

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)

[vercel]

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2 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
discord-js	⬜️ Ignored (Inspect)	Visit Preview		Aug 20, 2024 4:34pm
discord-js-guide	⬜️ Ignored (Inspect)	Visit Preview		Aug 20, 2024 4:34pm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 51.37%. Comparing base (dd795da) to head (d77e3e7).

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #10324      +/-   ##
==========================================
+ Coverage   50.91%   51.37%   +0.46%     
==========================================
  Files         228      230       +2     
  Lines       20750    20811      +61     
  Branches     1258     1267       +9     
==========================================
+ Hits        10565    10692     +127     
+ Misses      10141    10074      -67     
- Partials       44       45       +1     

Flag	Coverage Δ
builders	96.09% <100.00%> (+0.25%)	⬆️

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Stale.

[TAEMBO]

discord/discord-api-docs#6956

[TAEMBO]

• feat(builders): update to @sapphire/shapeshift v4 #10291