fix ensure styles inline styles are getting applied correctly in the editor for block extensions

[fabiankaegy]

Description of the Change

Fixes how inline styles get applied in the editor when block extensions get applied that don't actually produce inline styles.

Changelog Entry

Fixed - How inline styles get applied in the editor when block extensions get applied that don't actually produce inline styles

Credits

Props @fabiankaegy, @ncoetzer

Checklist:

• I agree to follow this project's Code of Conduct.
• I have updated the documentation accordingly.
• I have added tests to cover my change.
• All new and existing tests pass.

[github-actions]

Size Change: +4 B (0%)

Total Size: 51.1 kB

Filename	Size	Change
dist/index.js	51.1 kB	+4 B (0%)

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[ncoetzer]

@fabiankaegy Awesome, thank you 🚀