fix: include endtime_unix in /api/player/:uid/games latest-row query

Brings this endpoint's query in line with the others (/api/player/:uid,
/api/search/:nickname) so resolveCurrentSquadronIdentity can compare the
game timestamp against the roster-sync snapshot here too.

server.js

@@ -2218,7 +2218,7 @@ app.get('/api/player/:uid/games', (req, res) => {
     const { start_date, end_date, season, week } = req.query;
 
     const latestNickQuery = `
-        SELECT nick, squadron_name, clan_id
+        SELECT nick, squadron_name, clan_id, endtime_unix
         FROM player_games_hist
         WHERE UID = ? AND nick NOT LIKE 'coop/%'
         ORDER BY session_id DESC