[8.0] [DOCS] Overhaul snapshot and restore docs (#79081)#80732

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jrodewig merged 1 commit intoelastic:8.0from jrodewig:backport/8.0/pr-79081

Nov 15, 2021

+1,209-1,463

Commits on Nov 15, 2021

[DOCS] Overhaul snapshot and restore docs (#79081 )
jrodewig
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