Enables ETH Perpetual pool (#65)

Author: Wgil

data/mainnet/cosmoshub-4.json

@@ -52,7 +52,7 @@
       "canDeposit": true,
       "canUseLiquidityMining": true,
       "canUseLeverageLP": true,
-      "canUsePerpetual": false,
+      "canUsePerpetual": true,
       "canUseVaults": true,
       "gasPriceStep": {
         "low": 0,