open graph: Omit .code-section navigation from open graph.

zerver/middleware.py

@@ -460,6 +460,10 @@ class FinalizeOpenGraphDescription(MiddlewareMixin):
             for tag in bs.find_all('div', class_="admonition"):
                 tag.clear()
 
+            # Skip code-sections, which just contains navigation instructions.
+            for tag in bs.find_all('div', class_="code-section"):
+                tag.clear()
+
             text = ''
             for paragraph in bs.find_all('p'):
                 # .text converts it from HTML to text

zerver/tests/test_middleware.py

@@ -103,7 +103,9 @@ class OpenGraphTest(ZulipTestCase):
             '/help/logging-out',
             "Logging out (Zulip Help Center)",
             # Ideally we'd do something better here
-            ["Click on the gear () icon in", "Click Log out.  Tap the menu"], [])
+            ["We're here to help! Email us at zulip-admin@example.com with questions, feedback, or " +
+             "feature requests."],
+            ["Click on the gear"])
 
     def test_index_pages(self) -> None:
         self.check_title_and_description(