Improve dashboard description

Co-authored-by: Joe Peeples <joe.peeples@datadoghq.com>

Author: AAraKKe

docker_daemon/assets/dashboards/docker_dashboard.json

@@ -1,6 +1,6 @@
 {
     "title": "Docker - Overview",
-    "description": "The Docker dashboard enables you to get an overview of your cluster's status, including a view of how many containers are running per image over time, and a list of the top images that containers are running. Further reading on Docker monitoring:\n\n- [Datadog's Docker integration docs](https://docs.datadoghq.com/integrations/docker_daemon/) \n\n- [The Docker monitoring problem](https://www.datadoghq.com/blog/the-docker-monitoring-problem/)\n\n- [How to monitor Docker resource metrics](https://www.datadoghq.com/blog/how-to-monitor-docker-resource-metrics/)\n\n- [How iHeartRadio monitors Docker performance](https://www.datadoghq.com/blog/iheartradio-monitors-docker/)\n\n- [Monitor Docker performance with Datadog](https://www.datadoghq.com/blog/monitor-docker-datadog/)\n\nClone this template dashboard to make changes and add your own graph widgets.",
+    "description": "The Docker dashboard gives you an overview of your cluster's status, including a view of how many containers are running per image over time, and a list of the top images that containers are running. Further reading on Docker monitoring:\n\n- [Datadog's Docker integration docs](https://docs.datadoghq.com/integrations/docker_daemon/) \n\n- [The Docker monitoring problem](https://www.datadoghq.com/blog/the-docker-monitoring-problem/)\n\n- [How to monitor Docker resource metrics](https://www.datadoghq.com/blog/how-to-monitor-docker-resource-metrics/)\n\n- [How iHeartRadio monitors Docker performance](https://www.datadoghq.com/blog/iheartradio-monitors-docker/)\n\n- [Monitor Docker performance with Datadog](https://www.datadoghq.com/blog/monitor-docker-datadog/)\n\nClone this template dashboard to make changes and add your own graph widgets.",
     "widgets": [
         {
             "id": 0,