Added Tact, FunC, Fift, TL-B support

[novusnota]

Context

The Open Network (TON) is a decentralized and open internet platform made up of several components. These include: TON Blockchain, TON DNS, TON Storage, and TON Sites. TON Blockchain is the core protocol that connects TON’s underlying infrastructure together to form the greater TON Ecosystem.

Tact, FunC, Fift and TL-B are the common languages of TON. Read more about each language on their respective pages:

• ⚡ Tact — https://tact-lang.org
• 💎 FunC — https://docs.ton.org/develop/func/overview
• 📚 Fift — https://docs.ton.org/develop/fift/overview
• 📄 TL-B — https://docs.ton.org/develop/data-formats/tl-b-language

Aside notes

Prism.js definitions for those languages are featured or used in:

• TON blockchain documentation — https://docs.ton.org/
• Respective PRs to Prism.js repository — Tact, FunC, Fift, TL-B

Upstream source, with credits to original authors and maintainers: novusnota/prism-ton

Resolves #4.