fix terra getrewards and gas prices (#409)

lib/source/terraV3-source.js

@@ -3,26 +3,27 @@ const BigNumber = require('bignumber.js')
 const { keyBy } = require('lodash')
 const { pubkeyToAddress } = require('../tools')
 
+// these are the gas prices per microunit
 const gasPrices = [
   {
     denom: 'ukrw',
-    price: '0.091'
+    price: '0.01'
   },
   {
     denom: 'uluna',
     price: '0.001'
   },
   {
     denom: 'umnt',
-    price: '0.091'
+    price: '0.01'
   },
   {
     denom: 'usdr',
-    price: '0.091'
+    price: '0.01'
   },
   {
     denom: 'uusd',
-    price: '0.091'
+    price: '0.01'
   }
 ]
 
@@ -130,10 +131,9 @@ class TerraV3API extends CosmosV2API {
     const rewards = (result.rewards || []).filter(
       ({ reward }) => reward && reward.length > 0
     )
-    const rewardsWithFiatValue = await this.insertFiatValueinRewards(
-      rewards,
-      fiatCurrency
-    )
+    const rewardsWithFiatValue = this.calculateFiatValue
+      ? await this.insertFiatValueinRewards(rewards, fiatCurrency)
+      : rewards
     return this.reducers.rewardReducer(
       rewardsWithFiatValue,
       validatorsDictionary