feat (heading block): Block alignment support for heading block (#2015)

* Feat: Block alignment support for heading block

* Update src/block/heading/index.js

* fixes alignment

* Removed style not needed in editor

* Update src/styles/editor-block.scss

Co-authored-by: Benjamin Intal <[email protected]>

Author: blankart

src/block/heading/index.js

@@ -23,6 +23,7 @@ export const settings = applyFilters( 'stackable.block.metadata', {
 	attributes: schema,
 	supports: {
 		anchor: true,
+		align: [ 'center', 'wide', 'full' ],
 	},
 	edit,
 	save,