During the Airdrop transaction reject only the tokens that have RoyaltyFee` with fallback.
Also during Claim do the same check if the token has been updated with the RoyaltyFee` with fallback while the airdrop is in pending state. If so, fail the claim.
Claim
do the same check if the token has been updated with the RoyaltyFee` with fallback while the airdrop is in pending state. If so, fail the claim.