[dbm] add supported database versions to readme (#18787)

* add supported database versions to readme

* format

Author: lu-zhengda

mysql/README.md

@@ -8,6 +8,8 @@ The MySQL integration tracks the performance of your MySQL instances. It collect
 
 Enable [Database Monitoring][32] (DBM) for enhanced insights into query performance and database health. In addition to the standard integration, Datadog DBM provides query-level metrics, live and historical query snapshots, wait event analysis, database load, and query explain plans.
 
+MySQL version 5.6, 5.7, 8.0, and MariaDB versions 10.5, 10.6, 10.11 and 11.1 are supported.
+
 ## Setup
 
 <div class="alert alert-info">This page describes the MySQL Agent standard integration. If you are looking for the Database Monitoring product for MySQL, see <a href="https://docs.datadoghq.com/database_monitoring" target="_blank">Datadog Database Monitoring</a>.</div>

postgres/README.md

@@ -8,6 +8,8 @@ The Postgres integration provides health and performance metrics for your Postgr
 
 Enable [Database Monitoring][28] (DBM) for enhanced insights into query performance and database health. In addition to the standard integration, Datadog DBM provides query-level metrics, live and historical query snapshots, wait event analysis, database load, query explain plans, and blocking query insights.
 
+Postgres versions 9.6-16 are supported.
+
 ## Setup
 
 <div class="alert alert-info">This page describes the standard Postgres Agent integration. If you are looking for the Database Monitoring product for Postgres, see <a href="https://docs.datadoghq.com/database_monitoring" target="_blank">Datadog Database Monitoring</a>.</div>

sqlserver/README.md

@@ -8,7 +8,7 @@ The SQL Server integration tracks the performance of your SQL Server instances.
 
 Enable [Database Monitoring](https://docs.datadoghq.com/database_monitoring/) (DBM) for enhanced insight into query performance and database health. In addition to the standard integration, Datadog DBM provides query-level metrics, live and historical query snapshots, wait event analysis, database load, query explain plans, and blocking query insights.
 
-All editions of SQL Server 2012 and above are supported.
+SQL Server 2012, 2014, 2016, 2017, 2019, and 2022 are supported.
 
 ## Setup