Use last timeslot in the selected day

scripts/content.js

@@ -678,7 +678,7 @@ async function runner() {
                 continue;
             }
             console.log(`Available timeslots in ${c} at ${chosenDate}: ${availTimes}`);
-            let chosenTime = availTimes[0];
+            let chosenTime = availTimes[availTimes.length - 1];
     
             // fill timeslot in reschedule form
             await delay(PAGE_WAIT_TIME);