Add ignores for formatting elements

Author: sirreal

tests/phpunit/tests/html-api/wpHtmlProcessorHtml5lib.php

@@ -20,6 +20,10 @@ class Tests_HtmlApi_WpHtmlProcessorHtml5lib extends WP_UnitTestCase {
 		'adoption01/case4 - line 46'   => 'Unimplemented: Reconstruction of active formatting elements.',
 		'tests15/case1 - line 1'       => 'Unimplemented: Reconstruction of active formatting elements.',
 		'tests15/case2 - line 22'      => 'Unimplemented: Reconstruction of active formatting elements.',
+		'tests23/case1 - line 1'       => 'Unimplemented: Reconstruction of active formatting elements.',
+		'tests23/case2 - line 41'      => 'Unimplemented: Reconstruction of active formatting elements.',
+		'tests23/case3 - line 69'      => 'Unimplemented: Reconstruction of active formatting elements.',
+		'tests23/case4 - line 101'     => 'Unimplemented: Reconstruction of active formatting elements.',
 	);
 
 	/**