fix: Correct syntax error in PilotKpiBoard component

- Fixed a syntax error in the recentNutr filter function by adding a closing parenthesis.
- Ensured proper calculation of kcal based on recent nutrition data.

frontend/src/components/pilot/PilotKpiBoard.jsx

@@ -44,7 +44,7 @@ export default function PilotKpiBoard({ refreshTick = 0, kcalWindowDays = KPI_KC
         const latestCal = Array.isArray(calipers) && calipers[0]?.body_fat_pct != null ? calipers[0] : null
         const recentNutr = (nutrition || []).filter(
           (n) => n.date >= dayjs().subtract(kcalWindowDays, 'day').format('YYYY-MM-DD'),
-        })
+        )
         const kcal =
           recentNutr.length > 0
             ? Math.round(recentNutr.reduce((s, n) => s + (n.kcal || 0), 0) / recentNutr.length)