DocumentationStyleBear.py: Amend `position`

`TextPosition` is now accepted by
`DocumentationComment` instead of `range`.
Closes #1857

bears/documentation/DocumentationStyleBear.py

@@ -98,7 +98,7 @@ def run(self, filename, file, language: str,
 
             new_comment = DocumentationComment.from_metadata(
                 new_metadata, doc_comment.docstyle_definition,
-                doc_comment.marker, doc_comment.indent, doc_comment.range)
+                doc_comment.marker, doc_comment.indent, doc_comment.position)
 
             if new_comment != doc_comment:
                 # Something changed, let's apply a result.