Remove mention of TFT as utility token

[Mik-TF]

Todo

• Remove mention of TFT as utility token
  • 1 token does not give you a fixed amount of compute or storage.

Notes

• At minimum, We have to say is "similar to a utility token".

[samtaggart]

Where do we say this on the website?

[Mik-TF]

I'd go with a search and make sure all blogs are OK, etc.:

https://github.com/search?q=repo%3Athreefoldfoundation%2Fwww_threefold_io%20utility&type=code