feat: use ceil on diffDays

src/components/Challenge/ChallengeViewingDate.tsx

@@ -23,8 +23,8 @@ const ChallengeViewingDate: React.FC<ChallengeViewingDateProps> = ({
     null
   )
   const diffDays =
-    firstDateWithData &&
-    firstDateWithData.diffNow(['days', 'hours']).toObject().days
+    firstDateWithData && firstDateWithData.diffNow(['days']).toObject().days
+  const diffDaysCeil = Math.ceil(diffDays || 0)
 
   useEffect(() => {
     if (challenge) {
@@ -44,14 +44,11 @@ const ChallengeViewingDate: React.FC<ChallengeViewingDateProps> = ({
   /* eslint-disable @typescript-eslint/camelcase */
   return (
     <React.Fragment>
-      {firstDateWithData &&
-      firstDateWithData > DateTime.local() &&
-      diffDays &&
-      diffDays > 0 ? (
+      {firstDateWithData && firstDateWithData > DateTime.local() ? (
         <div className="view-start-date">
           {t('CHALLENGE.VIEW_START', {
-            diffDays,
-            smart_count: diffDays,
+            diffDaysCeil,
+            smart_count: diffDaysCeil,
           })}
         </div>
       ) : (