Add partial about preloaded data

[Loquacity]

Description

Adds a partial to link to queries if you have pre-loaded data

Links

Fixes #[insert issue link, if any]

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• Is the content technically accurate?
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• Does the content use appropriate names for features and products?
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[github-actions]

Allow 10 minutes from last push for the staging site to build. If the link doesn't work, try using incognito mode instead. For internal reviewers, check web-documentation repo actions for staging build status. Link to build for this PR: http://docs-dev.timescale.com/docs-preload-nyc-lana

[Rajakavitha1]

LGTM!!!! Only question: are the preloaded data only for nyc taxi tutorial?

[Loquacity]

LGTM!!!! Only question: are the preloaded data only for nyc taxi tutorial?

For now, yes. I think having it in a partial is a good idea, though, because then if we add other pre-loaded datasets later, we can reuse it.