Merge pull request #6795 from tk0miya/6793_sidebar_in_texinfo

Fix #6793: texinfo: Code examples broken following "sidebar"

CHANGES

@@ -60,6 +60,7 @@ Bugs fixed
   code-block long enough not to fit on one page
 * #6809: LaTeX: code-block in a danger type admonition can easily spill over
   bottom of page
+* #6793: texinfo: Code examples broken following "sidebar"
 
 Testing
 --------

sphinx/writers/texinfo.py

@@ -1284,6 +1284,7 @@ class TexinfoTranslator(SphinxTranslator):
         title = cast(nodes.title, node[0])
         self.visit_rubric(title)
         self.body.append('%s\n' % self.escape(title.astext()))
+        self.depart_rubric(title)
 
     def depart_topic(self, node):
         # type: (nodes.Element) -> None