Fix and improve TikTok TTS

[jotonedev]

Description

Additional improvements to the pull request of jcolladosp.

• Added new voices
• Added the option to automatically choose the voice (done by TikTok API)
• Added error handling
• Added typing annotation for better readability
• Also added more comments

Issue Fixes

• TikTok TTS API

Checklist:

• [x] I am pushing changes to the develop branch
• [x] I am using the recommended development environment
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have formatted and linted my code using python-black and pylint
• [x] I have cleaned up unnecessary files
• [x] My changes generate no new warnings
• [x] My changes follow the existing code-style
• [x] My changes are relevant to the project

Any other information (e.g how to test the changes)

None

[OpenSourceSimon]

Awesome! Did you test it?

[jotonedev]

Yes, I tested it and it works.

[JasonLovesDoggo]

I don't see any documentation on how to get session ID

[OpenSourceSimon]

I don't see any documentation on how to get session ID

I've made a pull request on the documentation repository