fix(node): Make http integration spans have http span operation (#4224)

As per: https://develop.sentry.dev/sdk/performance/span-operations/#web-server

Author: AbhiPrasad

packages/nextjs/test/integration/test/server/tracingHttp.js

@@ -25,7 +25,7 @@ module.exports = async ({ url: urlBase, argv }) => {
       spans: [
         {
           description: 'GET http://example.com/',
-          op: 'request',
+          op: 'http.client',
           status: 'ok',
           tags: { 'http.status_code': '200' },
         },

packages/node/src/integrations/http.ts

@@ -114,7 +114,7 @@ function _createWrappedRequestMethodFactory(
         if (parentSpan) {
           span = parentSpan.startChild({
             description: `${requestOptions.method || 'GET'} ${requestUrl}`,
-            op: 'request',
+            op: 'http.client',
           });
 
           const sentryTraceHeader = span.toTraceparent();

packages/node/test/integrations/http.test.ts

@@ -52,7 +52,7 @@ describe('tracing', () => {
 
     // our span is at index 1 because the transaction itself is at index 0
     expect(spans[1].description).toEqual('GET http://dogs.are.great/');
-    expect(spans[1].op).toEqual('request');
+    expect(spans[1].op).toEqual('http.client');
   });
 
   it("doesn't create a span for outgoing sentry requests", () => {