feat: add forum/media channel create methods

[eightween]

Pull Request Type

• Feature addition
• Bugfix
• Documentation update
• Code refactor
• Tests improvement
• CI/CD pipeline enhancement
• Other: [Replace with a description]

Description

Adds helper methods for Discord's resource datatypes regarding to creating forum and media channels.

Changes

See contents

Related Issues

• [FEAT] Add missing channel creation helper methods #1487

Test Scenarios

Python Compatibility

• I've ensured my code works on Python 3.10.x
• I've ensured my code works on Python 3.11.x

Checklist

• I've run the pre-commit code linter over all edited files
• I've tested my changes on supported Python versions
• I've added tests for my code, if applicable
• I've updated / added documentation, where applicable

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 50.00000% with 4 lines in your changes are missing coverage. Please review.

Project coverage is 46.15%. Comparing base (b41c47e) to head (03106fa).

Files	Patch %	Lines
interactions/models/discord/channel.py	50.00%	2 Missing ⚠️
interactions/models/discord/guild.py	50.00%	2 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff            @@
##           unstable    #1629   +/-   ##
=========================================
  Coverage     46.15%   46.15%           
=========================================
  Files           147      147           
  Lines         15618    15626    +8     
=========================================
+ Hits           7208     7212    +4     
- Misses         8410     8414    +4     

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