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

versioned_docs/version-2.6/faq/dockershim.md

@@ -18,7 +18,7 @@ enable_cri_dockerd: true
 
 For users looking to use another container runtime, Rancher has the edge-focused K3s and datacenter-focused RKE2 Kubernetes distributions that use containerd as the default runtime. Imported RKE2 and K3s Kubernetes clusters can then be upgraded and managed through Rancher even after the removal of in-tree Dockershim in Kubernetes 1.24.
 
-### FAQ
+## FAQ
 
 <br/>