Update about-the-monitor-dashboards.md (#55369)

Author: kyanny

content/admin/monitoring-and-managing-your-instance/monitoring-your-instance/about-the-monitor-dashboards.md

@@ -116,10 +116,6 @@ Number of tasks queued for background processing on the {% data variables.produc
 Monitoring Git maintenance failures can help customers with large and active repositories proactively manage repository health. Occasional "spurious failures" and "retries" are expected, but if a repository consistently shows Git maintenance marked as "failed", we recommend contacting [GitHub Support](https://support.github.com/).
 {% endif %}
 
-### Git Maintenance
-
-Monitoring Git maintenance failures can help customers with large and active repositories proactively manage repository health. Occasional "spurious failures" and "retries" are expected, but if a repository consistently shows Git maintenance marked as "failed", we recommend contacting [GitHub Support](https://support.github.com/).
-
 ### Network
 
 The network interface graphs can be useful in profiling user activity, and throughput of traffic in and out of the {% data variables.product.prodname_ghe_server %} appliance.