Greg Ziółkowski 3a9abc810a Editor: Backport block support changes from the Gutenberg plugin
Migrate spacing, border, color, dimensions, elements and typography and associated tests for block supports in the block editor.

Related changes in Gutenberg:
- Include individual serialization changes from 6de16981c7
- Skip Style Engine integration from 44925a947f%60

Props ramonopoly, aaronrobertshaw.
See #55505.



git-svn-id: https://develop.svn.wordpress.org/trunk@53076 602fd350-edb4-49c9-b593-d223f7449a82
2022-04-05 12:06:48 +00:00
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