update docs

site/content/en/docs/commands/start.md

@@ -50,7 +50,7 @@ minikube start [flags]
                                           		Valid kubeadm parameters: ignore-preflight-errors, dry-run, kubeconfig, kubeconfig-dir, node-name, cri-socket, experimental-upload-certs, certificate-key, rootfs, skip-phases, pod-network-cidr
       --feature-gates string              A set of key=value pairs that describe feature gates for alpha/experimental features.
       --force                             Force minikube to perform possibly dangerous operations
-      --force-systemd                     If set, force the container runtime to use sytemd as cgroup manager. Currently avaiable for docker and crio. Defaults to false.
+      --force-systemd                     If set, force the container runtime to use sytemd as cgroup manager. Currently available for docker and crio. Defaults to false.
   -h, --help                              help for start
       --host-dns-resolver                 Enable host resolver for NAT DNS requests (virtualbox driver only) (default true)
       --host-only-cidr string             The CIDR to be used for the minikube VM (virtualbox driver only) (default "192.168.99.1/24")