Revert "Fix unit test"

This reverts commit ed03d97.

packages/block-editor/src/components/block-switcher/test/index.js

@@ -134,19 +134,19 @@ describe( 'BlockSwitcher', () => {
 		expect( items[ 1 ] ).toHaveTextContent( headingBlockType.title );
 	} );
 
-	test( 'should render accessibly disabled block switcher when we have a single selected block without styles and we cannot remove it', () => {
+	test( 'should render disabled block switcher when we have a single selected block without styles and we cannot remove it', () => {
 		useSelect.mockImplementation( () => ( {
 			blocks: [ headingBlock1 ],
 			icon: copy,
 			hasBlockStyles: false,
 			canRemove: false,
 		} ) );
 		render( <BlockSwitcher clientIds={ [ headingBlock1.clientId ] } /> );
-		const blockSwitcher = screen.getByRole( 'button', {
-			name: 'Block Name',
-		} );
-		expect( blockSwitcher ).toBeEnabled();
-		expect( blockSwitcher ).toHaveAttribute( 'aria-disabled', 'true' );
+		expect(
+			screen.getByRole( 'button', {
+				name: 'Block Name',
+			} )
+		).toBeDisabled();
 	} );
 
 	test( 'should render message for no available transforms', async () => {