dashboard: make sure usage page always distinguishes cloud backups in… (#40442)

… usage breakdown

GitOrigin-RevId: 71058bb6bc3c011c07dab108b45b4df70ff75465

Author: atrakh

npm-packages/dashboard/src/components/billing/TeamUsageByFunctionChart.tsx

@@ -411,7 +411,7 @@ function useOrderedAndGroupedRows(
         const { componentPath } = row;
         let key;
         let deployment = null;
-        const isSystem = row.function.startsWith("_system");
+        const isSystem = row.function.startsWith("_system/");
         const isCloudBackups = row.function === "_system_job/cloud_backup";
         const name = isSystem ? "" : row.function;
         if (project) {