test(explorer): expect recentTransactionTrend in loadDashboardData fixtures

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/utils/dashboard.test.ts

@@ -33,6 +33,7 @@ describe('loadDashboardData', () => {
     expect(result).toEqual({
       stats: sampleStats,
       recentBlocks: sampleBlocks,
+      recentTransactionTrend: [],
     })
   })
 
@@ -50,6 +51,7 @@ describe('loadDashboardData', () => {
     expect(result).toEqual({
       stats: null,
       recentBlocks: sampleBlocks,
+      recentTransactionTrend: [],
     })
     expect(onError).toHaveBeenCalledTimes(1)
     expect(onError).toHaveBeenCalledWith('stats', expect.any(Error))
@@ -69,6 +71,7 @@ describe('loadDashboardData', () => {
     expect(result).toEqual({
       stats: sampleStats,
       recentBlocks: [],
+      recentTransactionTrend: [],
     })
     expect(onError).toHaveBeenCalledTimes(1)
     expect(onError).toHaveBeenCalledWith('blocks', expect.any(Error))