[Ecosystem > TMA] Cut excess content

[reveloper]

During TMA docs review, I was told we should keep "Story book" - guidelines platform for UI elements, in its original place.
Thus, we need to

cut this page from the docs:

[novusnota]

Resolved by removing existing TMA documentation and giving appropriate redirects for each deleted page. The upstream sources do a much better job of documenting TMAs, and there's little to add from the standpoint of TON dApps, since AppKit, WalletKit, or TON Connect work just fine in TMAs without additional guidance.