add sdk metadata

Author: mydea

packages/node-experimental/src/sdk/client.ts

@@ -14,6 +14,18 @@ export class NodeExperimentalClient extends NodeClient {
   private _tracer: Tracer | undefined;
 
   public constructor(options: ConstructorParameters<typeof NodeClient>[0]) {
+    options._metadata = options._metadata || {};
+    options._metadata.sdk = options._metadata.sdk || {
+      name: 'sentry.javascript.node-experimental',
+      packages: [
+        {
+          name: 'npm:@sentry/node-experimental',
+          version: SDK_VERSION,
+        },
+      ],
+      version: SDK_VERSION,
+    };
+
     super(options);
 
     this.otelHooks = new OtelHooks();