[pl] sync deploy-intro.html with the latest EN version

[dkarczmarski]

[pl] sync with the latest EN version:
content/pl/docs/tutorials/kubernetes-basics/deploy-app/deploy-intro.html

the preview link:
https://deploy-preview-50396--kubernetes-io-main-staging.netlify.app/pl/docs/tutorials/kubernetes-basics/deploy-app/deploy-intro/

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[dkarczmarski]

there is no longer html files ( #48592 )