Add Appropriate RepsonseCodes for CustomFee involving NFTs

[anighanta]

Problem

1. If a fee schedule denomination is a token, it must be a Fungible Token
2. A Non Fungible Token cannot have a fraction fee in its FeeSchedule

Solution

CUSTOM_FEE_DENOMINATION_MUST_BE_FUNGIBLE_COMMON = 245; // If a fee schedule denomination is a token, it must be a Fungible Token
CUSTOM_FRACTIONAL_FEE_ONLY_ALLOWED_FOR_FUNGIBLE_COMMON = 246; // A Non Fungible Token cannot have a fraction fee in its FeeSchedule