feat: NFTs on Uniswap (#5458)

* move to temp url

* update url to include nft path

* use prod graphql

* remove redundant declaration

* enable nfts on uniswap

* remove unused env var
Co-authored-by: Charles Bachmeier <charlie@genie.xyz>

src/featureFlags/flags/nft.ts

-import { BaseVariant, FeatureFlag, useBaseFlag } from '../index'
+import { BaseVariant } from '../index'
 
 export function useNftFlag(): BaseVariant {
-  return useBaseFlag(FeatureFlag.nft)
+  return BaseVariant.Enabled
 }
 
 export { BaseVariant as NftVariant }