fix test

Author: Lms24

dev-packages/browser-integration-tests/suites/tracing/metrics/web-vitals-lcp/test.ts

@@ -36,9 +36,9 @@ sentryTest('captures LCP vitals with element details.', async ({ browserName, ge
   expect(eventData.contexts?.trace?.data?.['lcp.size']).toBeGreaterThan(0);
   expect(eventData.contexts?.trace?.data?.['lcp.loadTime']).toBeGreaterThan(0);
 
-  // renderTime is not set because we do not return the `Timing-Allow-Origin` header
+  // renderTime is 0 because we don't return the `Timing-Allow-Origin` header
   // and the image is loaded from a 3rd party origin
-  expect(eventData.contexts?.trace?.data?.['lcp.renderTime']).toBeUndefined();
+  expect(eventData.contexts?.trace?.data?.['lcp.renderTime']).toBe(0);
 
   // The LCP value should be the loadTime because the renderTime is not set
   expect(eventData.measurements?.lcp?.value).toBeCloseTo(eventData.contexts?.trace?.data?.['lcp.loadTime']);