Pass registered Logger in ServiceBuilderImpl to requestLoggingHandler

`requestLoggingHandler` takes an optional `logger` parameter that it can use
to log incoming requests. The `ServiceBuilderImpl` was not passing  on this logger, if
set, to `requestLoggingHandler` middleware

packages/backend-common/src/service/lib/ServiceBuilderImpl.ts

@@ -161,7 +161,7 @@ export class ServiceBuilderImpl implements ServiceBuilder {
       app.use(cors(corsOptions));
     }
     app.use(compression());
-    app.use(requestLoggingHandler());
+    app.use(requestLoggingHandler(logger));
     for (const [root, route] of this.routers) {
       app.use(root, route);
     }