* feat: add Bun templates for create-discord-bot
- Add TypeScript Bun template with complete src structure
- Add JavaScript Bun template with complete src structure
- Both templates mirror the Node.js versions with Bun-specific configuration
Closes#11346
* fix: update template and bun template loading
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Co-authored-by: almeidx <github@almeidx.dev>
Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>