Add new tracing options for node Http integration

src/platforms/node/common/configuration/integrations/default-integrations.mdx

@@ -61,7 +61,29 @@ Available options:
 ```javascript
 {
   breadcrumbs: boolean; // default: true
-  tracing: boolean; // default: false
+  tracing: boolean | TracingOptions; // default: false
+}
+```
+
+Where `TracingOptions` is:
+```javascript
+{
+  /**
+   * List of strings/regex controlling to which outgoing requests
+   * the SDK will attach tracing headers.
+   *
+   * By default the SDK will attach those headers to all outgoing
+   * requests. If this option is provided, the SDK will match the
+   * request URL of outgoing requests against the items in this
+   * array, and only attach tracing headers if a match was found.
+   */
+  tracePropagationTargets?: TracePropagationTargets;
+
+  /**
+   * Function determining whether or not to create spans to track outgoing requests to the given URL.
+   * By default, spans will be created for all outgoing requests.
+   */
+  shouldCreateSpanForRequest?: (url: string) => boolean;
 }
 ```