Tfloki NFT's API

[Fahad-Mahmood]

• Tfloki nfts api added (Genesis Collection)

Test Query:

query assets {
  assets(address:"terra1jf3l8ecwexhvdmf7z3vp7674c6n44zutsv8pta") {
    tfloki {
      nfts {
      	collectionName
      	description
      	image
      	tokenId
      	nftContract
      	marketplace
      	name
      	skills {
          skill_type
      	}
      	class
      	rarity
      }
    }
  }
}