Fix order of headings (#1465)

* Fix 'title out of sequence' errors

fixed Dockershim.md

* fixed deprecated-features.md

* fixed install-and-configure-kubectl.md

* fixed rancher-is-no-longer-needed.md

* fixed security.md

* fixed technical-items.md + spacing, duplicate section, admonitions

* fixed telemetry.md

* fixed upgrades.md

* fixed upgrade-kubernetes-without-upgrading-rancher.md

* fixed air-gapped-upgrades.md

* fixed dockershim.md

* fixed docker-install-commands.md

* fixed install-kubernetes.md

* fixed infrastructure-private-registry.md

* fixed install-rancher-ha

* fixed manage-namespaces and tune-etcd-for-large-installs.md

* fixed cis-scans/configuration-reference.md

* fixed custom-benchmark.md

* fixed supportconfig.md

* fixed harvester/overview.md

* fixed logging-architecture.md

* fixed logging-helm-chart-options.md + rm'd unnecessary annotation title

* fixed taints-and-tolerances.md

* fixed longhorn/overview.md

* fixed neuvector/overview.md

* fixed monitoring-and-alerting

* fixed rancher-cli.md

* fixed cluster-configuration.md

* fixed monitoring-v2-configuration/examples.md

* fixed servicemonitors-and-podmonitors.md

* fixed other-troubleshooting-tips/dns.md

docs/reference-guides/cli-with-rancher/rancher-cli.md

@@ -9,7 +9,7 @@ description: Interact with Rancher using command line interface (CLI) tools from
 
 The Rancher CLI (Command Line Interface) is a unified tool that you can use to interact with Rancher. With this tool, you can operate Rancher using a command line rather than the GUI.
 
-### Download Rancher CLI
+## Download Rancher CLI
 
 The binary can be downloaded directly from the UI.
 
@@ -17,14 +17,14 @@ The binary can be downloaded directly from the UI.
 1. At the bottom of the navigation sidebar menu, click **About**.
 1. Under the **CLI Downloads section**, there are links to download the binaries for Windows, Mac, and Linux. You can also check the [releases page for our CLI](https://github.com/rancher/cli/releases) for direct downloads of the binary.
 
-### Requirements
+## Requirements
 
 After you download the Rancher CLI, you need to make a few configurations. Rancher CLI requires:
 
 - Your Rancher Server URL, which is used to connect to Rancher Server.
 - An API Bearer Token, which is used to authenticate with Rancher. For more information about obtaining a Bearer Token, see [Creating an API Key](../user-settings/api-keys.md).
 
-### CLI Authentication
+## CLI Authentication
 
 Before you can use Rancher CLI to control your Rancher Server, you must authenticate using an API Bearer Token. Log in using the following command (replace `<BEARER_TOKEN>` and `<SERVER_URL>` with your information):
 
@@ -34,7 +34,7 @@ $ ./rancher login https://<SERVER_URL> --token <BEARER_TOKEN>
 
 If Rancher Server uses a self-signed certificate, Rancher CLI prompts you to continue with the connection.
 
-### Project Selection
+## Project Selection
 
 Before you can perform any commands, you must select a Rancher project to perform those commands against. To select a [project](../../how-to-guides/new-user-guides/manage-clusters/projects-and-namespaces.md) to work on, use the command `./rancher context switch`. When you enter this command, a list of available projects displays. Enter a number to choose your project.
 
@@ -58,7 +58,7 @@ INFO[0005] Saving config to /Users/markbishop/.ranchcli2.json
 
 Ensure you can run `rancher kubectl get pods` successfully.
 
-### Commands
+## Commands
 
 The following commands are available for use in Rancher CLI.
 
@@ -86,12 +86,12 @@ The following commands are available for use in Rancher CLI.
 | `token`  | Authenticates and generates new kubeconfig token.  |
 | `help, [h]`  | Shows a list of commands or help for one command.  |
 
-### Rancher CLI Help
+## Rancher CLI Help
 
 Once logged into Rancher Server using the CLI, enter `./rancher --help` for a list of commands.
 
 All commands accept the `--help` flag, which documents each command's usage.
 
-### Limitations
+## Limitations
 
 The Rancher CLI **cannot** be used to install [dashboard apps or Rancher feature charts](../../how-to-guides/new-user-guides/helm-charts-in-rancher/helm-charts-in-rancher.md).