Update what-is-kubernetes.md

[kchekuru]

fat is offensive

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[chenrui333]

Hi @kchekuru, thanks for your PR.

I am honestly fine with the fat app, which is very descriptive to the dependency/packaging issue. There is some similar term like fat jar (which is java standalone app).

[cody-clark]

Duplicate PR 11399

/close

[k8s-ci-robot]

@cody-clark: Closed this PR.

In response to this:

Duplicate PR

/close

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