Display Deposit Period End Date correctly for proposals in deposit pe…

…riod (#181)

* Return proposal.voting_end_time in deposit period

* Return deposit_end_time instead

lib/reducers/cosmosV0-reducers.js

@@ -18,7 +18,7 @@ function proposalBeginTime(proposal) {
 function proposalEndTime(proposal) {
   switch (proposal.proposal_status.toLowerCase()) {
     case 'depositperiod':
-      return proposal.voting_start_time
+      return proposal.deposit_end_time
     case 'votingperiod':
     // the end time lives in the past already if the proposal is finalized
     // eslint-disable-next-line no-fallthrough