Fix linting issue

phpunit/block-supports/layout-test.php

@@ -64,7 +64,7 @@ function test_outer_container_restored_for_aligned_image_block_with_non_themejso
 	function test_additional_styles_moved_to_restored_outer_container_for_aligned_image_block_with_non_themejson_theme() {
 		// The "default" theme doesn't have theme.json support.
 		switch_theme( 'default' );
-		$block         = array(
+		$block = array(
 			'blockName' => 'core/image',
 			'attrs'     => array(
 				'className' => 'is-style-round my-custom-classname',
@@ -82,8 +82,8 @@ function test_additional_styles_moved_to_restored_outer_container_for_aligned_im
 		$this->assertSame( $expected, gutenberg_restore_image_outer_container( $block_classes_middle_placement, $block ) );
 		$this->assertSame( $expected, gutenberg_restore_image_outer_container( $block_classes_random_placement, $block ) );
 
-		$block_classes_other_attributes = '<figure style="color: red" class="is-style-round wp-block-image alignright my-custom-classname size-full" data-random-tag=">"><img src="/my-image.jpg"/></figure>';
-		$expected_other_attributes      = '<div class="wp-block-image is-style-round my-custom-classname"><figure style="color: red" class="alignright size-full" data-random-tag=">"><img src="/my-image.jpg"/></figure></div>';
+		$block_classes_other_attributes = '<figure style="color: red" class=\'is-style-round wp-block-image alignright my-custom-classname size-full\' data-random-tag=">"><img src="/my-image.jpg"/></figure>';
+		$expected_other_attributes      = '<div class="wp-block-image is-style-round my-custom-classname"><figure style="color: red" class=\'alignright size-full\' data-random-tag=">"><img src="/my-image.jpg"/></figure></div>';
 
 		$this->assertSame( $expected_other_attributes, gutenberg_restore_image_outer_container( $block_classes_other_attributes, $block ) );
 	}