add thoth

[pventuzelo]

we just released our Cairo/Starknet disassembler

Checklist

• [x] The URL is not already present in the list (check with CTRL/CMD+F in the raw markdown file).
• [x] Each description starts with an uppercase character and ends with a period.
  Example: cairo - The Cairo programming language.
• [x] Drop all A / An prefixes at the start of the description.
• [x] Avoid using the word StarkNet in the description.

[pventuzelo]

Cairo compilation artifact (cairo-compile) are different than the one from Starknet (starknet-compile or get_full_contract commands) that's why we are using both term in the description

[JorikSchellekens]

Included in #55