feat: [ListV2] Enable ListV2 feature flag (#5939)

enable v2 feature flag
Co-authored-by: Charles Bachmeier <charlie@genie.xyz>

src/featureFlags/flags/nftListV2.ts

-import { BaseVariant, FeatureFlag, useBaseFlag } from '../index'
+import { BaseVariant } from '../index'
 
 export function useNftListV2Flag(): BaseVariant {
-  return useBaseFlag(FeatureFlag.nftListV2)
+  return BaseVariant.Enabled
 }
 
 export { BaseVariant as NftListV2Variant }