Change:
<pre style="background-color:#fff"><span style="color:#000;font-weight:bold">apiVersion</span>:<span style="color:#bbb"> </span>kubeadm.k8s.io/v1beta4<span style="color:#bbb"> </span><span style="color:#bbb"></span><span style="color:#000;font-weight:bold">kind</span>:<span style="color:#bbb"> </span>JoinConfiguration<span style="color:#bbb"> </span><span style="color:#bbb"></span><span style="color:#000;font-weight:bold">discovery</span>:<span style="color:#bbb"> <del> </span><span style="color:#bbb"> </span><span style="color:#bbb">	</span><span style="color:#000;font-weight:bold">bootstrapToken</span>:<span style="color:#bbb"> </span><span style="color:#bbb">	  </span><span style="color:#000;font-weight:bold">apiServerEndpoint</span>:<span style="color:#bbb"> </span>some-address:<span style="color:#099">6443</span><span style="color:#bbb"> </span><span style="color:#bbb">	  </span><span style="color:#000;font-weight:bold">token</span>:<span style="color:#bbb"> </span>abcdef.0123456789abcdef<span style="color:#bbb"> </span><span style="color:#bbb">	  </span><span style="color:#000;font-weight:bold">unsafeSkipCAVerification</span>:<span style="color:#bbb"> </span><span style="color:#000;font-weight:bold">true</span><span style="color:#bbb"> </span><span style="color:#bbb">	</span><span style="color:#000;font-weight:bold">tlsBootstrapToken</span>:<span style="color:#bbb"> </span>abcdef.0123456789abcdef<span style="color:#bbb"> </span><span style="color:#bbb"> </del> <ins> </span><span style="color:#bbb">  </span><span style="color:#000;font-weight:bold">bootstrapToken</span>:<span style="color:#bbb"> </span><span style="color:#bbb">    </span><span style="color:#000;font-weight:bold">apiServerEndpoint</span>:<span style="color:#bbb"> </span>some-address:<span style="color:#099">6443</span><span style="color:#bbb"> </span><span style="color:#bbb">    </span><span style="color:#000;font-weight:bold">token</span>:<span style="color:#bbb"> </span>abcdef.0123456789abcdef<span style="color:#bbb"> </span><span style="color:#bbb">    </span><span style="color:#000;font-weight:bold">unsafeSkipCAVerification</span>:<span style="color:#bbb"> </span><span style="color:#000;font-weight:bold">true</span><span style="color:#bbb"> </span><span style="color:#bbb">  </span><span style="color:#000;font-weight:bold">tlsBootstrapToken</span>:<span style="color:#bbb"> </span>abcdef.0123456789abcdef<span style="color:#bbb"> </ins> </span></pre><p>The JoinConfiguration type should be used to configure runtime settings, that in case of kubeadm join are the discovery method used for accessing the cluster info and all the setting which are specific to the node where kubeadm is executed, including:</p>

Discussion:
The indentation of the example configuration is messy. !
/kind bug /language en page:
Also Consider to remove the exist in the same page under . Note: This page is automatically generated, you are not allowed to directly change the documentation page.
/retitle Messy indentation on kubeadm config reference page
/priority backlog We'd prioritize other improvements over this one. /triage accepted
/assign This is because the Golang source code contains TAB characters instead of SPACEs as a convention, and those TABs are messing up the YAML snippet. I'll work on this.
PR sent for website. PR sent for the generator.