fix: Rename 'order' column to 'order_ticket' to avoid SQL reserved keyword

SQL 'order' is a reserved keyword causing OperationalError.
Renamed column to 'order_ticket' in both CREATE TABLE and INSERT statements.

Fixes: OperationalError: near "order": syntax error

mt5_pnl_tracker.py

@@ -53,7 +53,7 @@ class MT5PnLTracker:
             CREATE TABLE IF NOT EXISTS mt5_deals (
                 deal_id INTEGER PRIMARY KEY,
                 ticket INTEGER,
-                order INTEGER,
+                order_ticket INTEGER,
                 time TEXT,
                 time_msc INTEGER,
                 type INTEGER,
@@ -171,7 +171,7 @@ class MT5PnLTracker:
                 try:
                     cursor.execute("""
                         INSERT OR IGNORE INTO mt5_deals (
-                            deal_id, ticket, order, time, time_msc, type, entry,
+                            deal_id, ticket, order_ticket, time, time_msc, type, entry,
                             magic, position_id, reason, volume, price, commission,
                             swap, profit, fee, symbol, comment, external_id, imported_at
                         ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)