Add docs for AggregateErrors in Node.js and Browser (#7499)

Co-authored-by: Shana Matthews <shana.l.matthews@gmail.com>

src/includes/platforms/configuration/integrations/default.mdx

@@ -89,14 +89,16 @@ Available options:
 
 _Import name: `Sentry.Integrations.LinkedErrors`_
 
-This integration allows you to configure linked errors. They’ll be recursively read up to a specified limit, and lookup will be performed by a specific key. By default, the Sentry SDK sets the limit to five and the key used is `"cause"`.
+This integration allows you to configure linked errors. They'll be recursively read up to a specified limit, and a lookup will be performed by a specific key on the captured Error object. By default, the integration records up to five errors and the key used for recursion is `"cause"`.
+
+This integration also enhances captured error events with data from an [AggregateError](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/AggregateError) where applicable, by recursively iterating over the `errors` property on Error objects.
 
 Available options:
 
 ```javascript
 {
-  key: string;
-  limit: number;
+  key: string; // default: "cause"
+  limit: number; // default: 5
 }
 ```
 

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

@@ -31,7 +31,9 @@ are wrapped by our error or breadcrumb handlers.
 
 _Import name: `Sentry.Integrations.LinkedErrors`_
 
-This integration allows you to configure linked errors. They'll be recursively read up to a specified limit, and lookup will be performed by a specific key. By default, the limit is set to `5` and the key used is `"cause"`.
+This integration allows you to configure linked errors. They'll be recursively read up to a specified limit, and a lookup will be performed by a specific key on the captured Error object. By default, the integration records up to five errors and the key used for recursion is `"cause"`.
+
+This integration also enhances captured error events with data from an [AggregateError](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/AggregateError) where applicable, by recursively iterating over the `errors` property on Error objects.
 
 Available options: