Address code review feedback: Add semicolon and remove type assertion

Co-authored-by: austenstone <[email protected]>

Author: Copilot

src/app/components/usage/actions/charts/chart-pie-user/chart-pie-user.component.ts

@@ -52,7 +52,7 @@ export class ChartPieUserComponent implements OnChanges {
     this.data = this.data.filter((line) => line.unitType === 'minutes');
 
     const aggregatedData = this.data.reduce((acc, line) => {
-        const fieldValue = (line as any)[groupByField] || 'Unknown';
+        const fieldValue = groupByField === 'username' ? (line.username || 'Unknown') : (line.repositoryName || 'Unknown');
         const index = acc.findIndex((item) => item[0] === fieldValue);
         if (index === -1) {
           acc.push([fieldValue, line.value]);

src/app/usage-report.service.ts

@@ -258,7 +258,7 @@ export class UsageReportService {
   valueType: BehaviorSubject<'minutes' | 'cost'> = new BehaviorSubject<'minutes' | 'cost'>('cost');
   formatType: BehaviorSubject<'legacy' | 'summarized' | null> = new BehaviorSubject<'legacy' | 'summarized' | null>(null);
   hasWorkflowData: boolean = false;
-  hasUsernameData: boolean = false
+  hasUsernameData: boolean = false;
   skuMapping: { [key: string]: string } = {
     "actions_linux": 'Ubuntu 2',
     "actions_linux_16_core": 'Ubuntu 16',