Clean up metrics-reference.md

Author: windsonsea

content/en/docs/contribute/generate-ref-docs/metrics-reference.md

@@ -1,23 +1,23 @@
 ---
-title: Generating reference documentation for metrics
+title: Generating Reference Documentation for Metrics
 content_type: task
 weight: 100
 ---
 
 <!-- overview -->
 
-This page demonstrates the generation of metrics reference documentation
+This page demonstrates the generation of metrics reference documentation.
 
 ## {{% heading "prerequisites" %}}
 
 {{< include "prerequisites-ref-docs.md" >}}
 
 <!-- steps -->
 
-## Cloning the Kubernetes repository
+## Clone the Kubernetes repository
 
-The metric generation happens in the Kubernetes repository. 
-To clone the repository, Change directories to where you want the clone to exist.
+The metric generation happens in the Kubernetes repository.
+To clone the repository, change directories to where you want the clone to exist.
 
 Then, execute the following command:
 
@@ -29,16 +29,16 @@ This creates a `kubernetes` folder in your current working directory.
 
 ## Generate the metrics
 
-Inside the cloned Kubernetes repository, locate the 
+Inside the cloned Kubernetes repository, locate the
 `test/instrumentation/documentation` directory.
 The metrics documentation is generated in this directory.
 
 With each release, new metrics are added.
-After you run the metrics documentation generator script, copy the 
+After you run the metrics documentation generator script, copy the
 metrics documentation to the Kubernetes website and
 publish the updated metrics documentation.
 
-To generate the latest metrics, Make sure you are in the root of the cloned Kubernetes directory. 
+To generate the latest metrics, make sure you are in the root of the cloned Kubernetes directory.
 Then, execute the following command:
 
 ```shell
@@ -51,7 +51,7 @@ To check for changes, execute:
 git status
 ```
 
-The output is similar to
+The output is similar to:
 
 ```
 ./test/instrumentation/documentation/documentation.md
@@ -60,36 +60,31 @@ The output is similar to
 
 ## Copy the generated metrics documentation file to the Kubernetes website repository
 
-1. Set the Kubernetes website root environment variable
+1. Set the Kubernetes website root environment variable.
 
-Execute the following command to set the website root:
+ Execute the following command to set the website root:
 
-```shell
-export WEBSITE_ROOT=<path to website root>
-```
-
-
-2. Copy operation
+ ```shell
+ export WEBSITE_ROOT=<path to website root>
+ ```
 
-Copy the generated metrics file to the Kubernetes website repository.
+2. Copy the generated metrics file to the Kubernetes website repository.
 
-```shell
-cp ./test/instrumentation/documentation/documentation.md "${WEBSITE_ROOT}/content/en/docs/reference/instrumentation/metrics.md"
-```
+ ```shell
+ cp ./test/instrumentation/documentation/documentation.md "${WEBSITE_ROOT}/content/en/docs/reference/instrumentation/metrics.md"
+ ```
 
-{{< note >}}
-If you get an error, check that you have permission to copy the file.
-You can use `chown` to change the file ownership back to your own user.
-{{< /note >}}
+ {{< note >}}
+ If you get an error, check that you have permission to copy the file.
+ You can use `chown` to change the file ownership back to your own user.
+ {{< /note >}}
 
-## Creating a pull request
+## Create a pull request
 
-To create a pull request, Follow the instructions in [Opening a pull request](/docs/contribute/new-content/open-a-pr/)
+To create a pull request, follow the instructions in [Opening a pull request](/docs/contribute/new-content/open-a-pr/).
 
 ## {{% heading "whatsnext" %}}
 
 * [Contribute-upstream](/docs/contribute/generate-ref-docs/contribute-upstream/)
 * [Generating Reference Docs for Kubernetes Components and Tools](/docs/contribute/generate-ref-docs/kubernetes-components/)
 * [Generating Reference Documentation for kubectl Commands](/docs/contribute/generate-ref-docs/kubectl/)
-
-