don't default to 'new' on discover page

ui/component/claimListDiscover/view.jsx

@@ -151,6 +151,7 @@ function ClaimListDiscover(props: Props) {
   const originalPageSize = pageSize || CS.PAGE_SIZE;
   const dynamicPageSize = isLargeScreen ? Math.ceil(originalPageSize * (3 / 2)) : originalPageSize;
   let orderParam = orderBy || urlParams.get(CS.ORDER_BY_KEY) || defaultOrderBy;
+
   if (!orderParam) {
     if (history.action === 'POP') {
       // Reaching here means user have popped back to the page's entry point (e.g. '/$/tags' without any '?order=').

ui/page/discover/view.jsx

@@ -99,7 +99,6 @@ function DiscoverPage(props: Props) {
         limitClaimsPerChannel={3}
         header={repostedUri ? <span /> : undefined}
         tileLayout={repostedUri ? false : tileLayout}
-        defaultOrderBy={CS.ORDER_BY_NEW}
         claimType={claimType ? [claimType] : undefined}
         headerLabel={headerLabel}
         tags={tags}