STY: Improve comment in PdfWriter._add_page

Full credit to Lucas

Co-authored-by: "Cimon Lucas (LCM)" <[email protected]>

pypdf/_writer.py

@@ -312,9 +312,9 @@ def _add_page(
         excluded_keys = list(excluded_keys)
         excluded_keys += [PA.PARENT, "/StructParents"]
         # acrobat does not accept to have two indirect ref pointing on the same
-        # page; therefore in order to add easily multiple copies of the same "
-        # page, we need to create a new dictionary for the page, however the "
-        # objects below (including content) is not duplicated
+        # page; therefore in order to add easily multiple copies of the same
+        # page, we need to create a new dictionary for the page, however the
+        # objects below (including content) are not duplicated:
         try:  # delete an already existing page
             del self._id_translated[id(page_org.indirect_reference.pdf)][  # type: ignore
                 page_org.indirect_reference.idnum  # type: ignore