Handle unintended h2 element formatting

Author: wes-otf

hypha/apply/funds/views/revisions.py

@@ -159,8 +159,12 @@ def cleanse_stream_fields(self, a_field, b_field) -> List[str]:
                 field,
             )
             try:
-                heading = field_match.group(1)
+                # Keep h2 tags but purge any classes/attributes
+                heading = nh3.clean(field_match.group(1), tags={"h2"}, attributes={})
+
+                # Handle lists on the answer fields by subbing HTML for chars
                 answer = re.sub("(<li[^>]*>)", r"\1◦ ", field_match.group(2))
+                # Cleanse answer of HTML
                 answer = nh3.clean(answer, attributes={}, tags=set())
 
                 sanitized_answers.append(f"{heading}{answer}")