NR-88357 readd finish listener for fastify support

Author: jmartin4563

lib/instrumentation/core/http.js

@@ -145,6 +145,7 @@ function wrapEmitWithTransaction(agent, emit, isHTTPS) {
 
     function instrumentedFinish() {
       // Remove listeners so this doesn't get called twice.
+      response.removeListener('finish', instrumentedFinish)
       response.removeListener('close', instrumentedFinish)
 
       // Naming must happen before the segment and transaction are ended,
@@ -186,6 +187,7 @@ function wrapEmitWithTransaction(agent, emit, isHTTPS) {
       segment.end()
       transaction.end()
     }
+    response.once('finish', instrumentedFinish)
     response.once('close', instrumentedFinish)
 
     return tracer.bindFunction(emit, segment).apply(this, arguments)