Redmine

Test fails after updating Commonmarker to 0.23.8.

Failure:
Redmine::WikiFormatting::CommonMark::FormatterTest#test_footnotes [/Users/maeda/redmines/redmine-trunk/test/unit/lib/redmine/wiki_formatting/common_mark/formatter_test.rb:159]:
--- expected
+++ actual
@@ -1 +1 @@
-"<p>This is some text<sup><a href=\"#fn-1\" id=\"fnref-1\">1</a></sup>.</p> <ol><li id=\"fn-1\"><p>This is the foot note <a href=\"#fnref-1\" aria-label=\"Back to content\">↩</a></p></li></ol>" 
+"<p>This is some text<sup><a href=\"#fn-1\" id=\"fnref-1\">1</a></sup>.</p> <ol><li id=\"fn-1\"><p>This is the foot note <a href=\"#fnref-1\" aria-label=\"Back to reference 1\">↩</a></p></li></ol>" 

rails test test/unit/lib/redmine/wiki_formatting/common_mark/formatter_test.rb:143