## What problem does this address? <!-- Please describe if this feature or enhancement is related to a current problem or pain point. For example, "I'm always frustrated when ..." or "It is currently difficult to ...". --> When adding a spacer block, the height can currently only be set using the manual height control: <img width="288" alt="image" src="https://user-images.githubusercontent.com/1645628/188143264-59c67c76-934d-4d11-bc8c-b1e1ea796870.png"> ## What is your proposed solution? <!-- Please outline the feature or enhancement that you want and how it addresses any problem identified above. --> It would be nice if the height could also be set using any available spacing presets, similar to how margin, padding, and block gap settings now work: <img width="284" alt="image" src="https://user-images.githubusercontent.com/1645628/188143481-bb5ddf1e-41d1-4a43-802b-64c34b1c2582.png"> Related PRs: https://github.com/WordPress/gutenberg/pull/42173 https://github.com/WordPress/gutenberg/pull/43466 https://github.com/WordPress/gutenberg/pull/43246