Drop ServicesExtensions constructor for an inline map initializer

Author: andreiborza

packages/server-utils/src/integrations/tracing-channel/aws-sdk/services/ServicesExtensions.ts

@@ -3,13 +3,9 @@ import type { NormalizedRequest, NormalizedResponse, RequestMetadata } from '../
 import type { ServiceExtension } from './ServiceExtension';
 
 export class ServicesExtensions implements ServiceExtension {
-  private _services: Map<string, ServiceExtension>;
-
-  public constructor() {
-    // Per-service extensions, keyed by the client's `serviceId` (e.g. `'S3'`). Services without a
-    // registered extension still get the base rpc span from the subscriber.
-    this._services = new Map();
-  }
+  // Per-service extensions, keyed by the client's `serviceId` (e.g. `'S3'`). Services without a
+  // registered extension still get the base rpc span from the subscriber.
+  private _services: Map<string, ServiceExtension> = new Map();
 
   public requestPreSpanHook(request: NormalizedRequest): RequestMetadata {
     const serviceExtension = this._services.get(request.serviceName);