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docs: Adjust the note and warning callout design (#14605)

So they're more consistent and polished. Felt like they could be a bit more refined.

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Release Notes:

- N/A
D
Danilo Leal committed
9499adf50dd101fd92d53b593af2a73a55d8eebc
Parent: 696591c
Committed by GitHub <noreply@github.com> on 7/16/2024, 10:48:02 PM