Feature gates reference page does not link to docs about enabling feature gates

[vsagar100]

The page does not at all talk how to enable it. If detailed steps are added then it would be helpful

[vsagar100]

Link to page: https://kubernetes.io/docs/reference/command-line-tools-reference/feature-gates/#what-s-next

[Tim Bannister]

/retitle Feature gates reference page does not link to docs about enabling feature gates
/kind feature
/language en

[Tim Bannister]

/priority backlog
/triage accepted

To work on this issue, write a new task page that explains, per component:

• how to tell where a feature gate is applicable (eg kubelet, kube-apiserver, kube-proxy)
• how to enable a feature gate in that component

and then have the feature gates list hyperlink to that new task page.

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Extra credit (needs design work): also change the feature gate shortcode to link to that new task page.