Show dates when searching for a set

When someone is looking for their history of an exercise,
they need when each set was entered as context. Otherwise
it is too hard to figure out which set is from when. Especially
if the sets are all the same or similar.

Closes #63

SetList.tsx

@@ -66,6 +66,7 @@ export default function SetList() {
     setSets(newSets);
     setOffset(0);
     setEnd(false);
+    if (search) setDates(true);
   }, [search, predict]);
 
   useFocusEffect(