fix: remove tabular-nums causing font fallback on KPI numbers

Plus Jakarta Sans doesn't fully support the tnum OpenType feature,
causing browsers to fall back to system fonts for numeric glyphs.

components/dashboard/Chart.tsx

@@ -360,7 +360,7 @@ export default function Chart({
                 {item.label}
               </div>
               <div className="flex items-baseline gap-2">
-                <span className="text-xl sm:text-2xl font-bold text-neutral-900 dark:text-white tabular-nums">
+                <span className="text-xl sm:text-2xl font-bold text-neutral-900 dark:text-white">
                   {item.value}
                 </span>
                 <TrendBadge trend={item.trend} invert={item.invertTrend} />