handle swap invalid token pair

[flipchan]

getHydraDx Getting selling details...
assetIn, assetOut, amount: 5 3 2
Error: 3 is not supported token
at Ve.validateTokenPair (/home/filip/xcmsend
/api/node_modules/@galacticcouncil/sdk/build/ind
ex.cjs:2:17416)
at process.processTicksAndRejections (node:i
nternal/process/task_queues:95:5)
at async Ve.getBestSell (/home/filip/xcmsend
/api/node_modules/@galacticcouncil/sdk/build/ind
ex.cjs:2:19058)