fix: may referernce out of bound index in clearDuplicatedHistory

Signed-off-by: Raccoon <raccoon@hackmd.io>

Author: a60814billy

public/js/history.js

@@ -59,7 +59,7 @@ export function clearDuplicatedHistory (notehistory) {
       const newId = newnotehistory[j].id.replace(/=+$/, '')
       if (id === newId || notehistory[i].id === newnotehistory[j].id || !notehistory[i].id || !newnotehistory[j].id) {
         const time = (typeof notehistory[i].time === 'number' ? moment(notehistory[i].time) : moment(notehistory[i].time, 'MMMM Do YYYY, h:mm:ss a'))
-        const newTime = (typeof newnotehistory[i].time === 'number' ? moment(newnotehistory[i].time) : moment(newnotehistory[i].time, 'MMMM Do YYYY, h:mm:ss a'))
+        const newTime = (typeof newnotehistory[j].time === 'number' ? moment(newnotehistory[j].time) : moment(newnotehistory[j].time, 'MMMM Do YYYY, h:mm:ss a'))
         if (time >= newTime) {
           newnotehistory[j] = notehistory[i]
         }