[8.0](backport #29443) docs: reorder kubernetes provider section

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• Start Time: 2022-01-06T19:34:26.415+0000

• Duration: 20 min 56 sec

• Commit: cbed558

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[dosmanak]

I've prepared fix for the conflict in PR #29722 into this branch. @dedemorton sorry for inconvenience with the modification uneasy to backport and merge.