Updated docs (#29019)

Author: lazebnyi

docs/integrations/sources/amazon-ads.md

@@ -80,6 +80,10 @@ This source is capable of syncing the following streams:
 
 All the reports are generated relative to the target profile' timezone.
 
+Campaign reports may sometimes have no data or not presenting in records. This can occur when there are no clicks or views associated with the campaigns on the requested day - [details](https://advertising.amazon.com/API/docs/en-us/guides/reporting/v2/faq#why-is-my-report-empty).
+
+Report data synchronization only cover the last 60 days - [details](https://advertising.amazon.com/API/docs/en-us/reference/1/reports#parameters).
+
 ## Performance considerations
 
 Information about expected report generation waiting time you may find [here](https://advertising.amazon.com/API/docs/en-us/get-started/developer-notes).
@@ -97,7 +101,6 @@ Information about expected report generation waiting time you may find [here](ht
 
 ## CHANGELOG
 
-
 | Version | Date       | Pull Request                                             | Subject                                                                                                         |
 |:--------|:-----------|:---------------------------------------------------------|:----------------------------------------------------------------------------------------------------------------|
 | 3.0.0   | 2023-07-24 | [27868](https://github.com/airbytehq/airbyte/pull/27868) | Fix attribution report stream schemas                                                                           |