Properly indent codeblocks

doc/administration/monitoring/prometheus/index.md

@@ -24,7 +24,7 @@ dashboard tool like [Grafana].
 
 ## Configuring Prometheus
 
->**Note:**
+NOTE: **Note:**
 For installations from source you'll have to install and configure it yourself.
 
 Prometheus and it's exporters are on by default, starting with GitLab 9.0.
@@ -47,7 +47,7 @@ To disable Prometheus and all of its exporters, as well as any added in the futu
 
 ### Changing the port and address Prometheus listens on
 
->**Note:**
+NOTE: **Note:**
 The following change was added in [GitLab Omnibus 8.17][1261]. Although possible,
 it's not recommended to change the port Prometheus listens
 on as this might affect or conflict with other services running on the GitLab
@@ -113,7 +113,9 @@ To use an external Prometheus server:
 
 1. [Reconfigure GitLab][reconfigure] to apply the changes
 1. Edit the Prometheus server's configuration file.
-1. Add each node's exporters to the Prometheus server's [scrape target configuration](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#%3Cscrape_config%3E). For example, a sample snippet using `static_configs`:
+1. Add each node's exporters to the Prometheus server's
+   [scrape target configuration](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#%3Cscrape_config%3E).
+   For example, a sample snippet using `static_configs`:
 
     ```yaml
     scrape_configs:
@@ -126,6 +128,7 @@ To use an external Prometheus server:
       static_configs:
       - targets: ['1.1.1.1:443']
     ```
+
 1. Restart the Prometheus server.
 
 ## Viewing performance metrics