test(nextjs): Assert url.path on streamed pageload spans

The streaming E2E specs asserted a `url.pathname` attribute that no SDK code
sets. Pageload spans carry `url.path`, set by `browserTracingIntegration` when
it creates the route span, so these assertions could never match.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

Author: Lms24

dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tests/cacheComponents.spec.ts

@@ -82,7 +82,7 @@ test('Prerendered shell does not stitch the pageload onto a stale trace', async
 
   expect(pageloadSpan.attributes).toMatchObject({
     ['sentry.segment.name.source']: { value: 'url', type: 'string' },
-    ['url.pathname']: { value: '/pageload-tracing', type: 'string' },
+    ['url.path']: { value: '/pageload-tracing', type: 'string' },
   });
   // Under Cache Components the can be prerendered and rendered in a context detached from the
   // runtime server request, so a `sentry-trace` meta tag would carry a stale/unrelated trace. The

dev-packages/e2e-tests/test-applications/nextjs-16-streaming/tests/pageload-tracing.test.ts

@@ -18,6 +18,6 @@ test('Server and client pageload spans should share the same trace', async ({ pa
   expect(serverSpan.trace_id).toBe(pageloadSpan.trace_id);
   expect(pageloadSpan.attributes).toMatchObject({
     ['sentry.segment.name.source']: { value: 'url', type: 'string' },
-    ['url.pathname']: { value: '/pageload-tracing', type: 'string' },
+    ['url.path']: { value: '/pageload-tracing', type: 'string' },
   });
 });

dev-packages/e2e-tests/test-applications/nextjs-16-streaming/tests/parameterized-routes.test.ts

@@ -30,7 +30,7 @@ test('should create a static streamed span when the `app` directory is used and
   expect(span.trace_id).toMatch(/[a-f0-9]{32}/);
   expect(span.attributes).toMatchObject({
     ['sentry.segment.name.source']: { value: 'url', type: 'string' },
-    ['url.pathname']: { value: '/parameterized/static', type: 'string' },
+    ['url.path']: { value: '/parameterized/static', type: 'string' },
   });
 });