Remove unwanted quotation mark

commentaries/templates/commentaries/vet_commentary_email_accepted.html

 Dear {{commentary.requested_by.get_title}} {{commentary.requested_by.user.last_name}},
 
-The Commentary Page you have requested, concerning publication with title {{commentary.pub_title}} by {{commentary.author_list}}, has been activated at https://scipost.org/commentary/'{{commentary.arxiv_or_DOI_string}}.
+The Commentary Page you have requested, concerning publication with title {{commentary.pub_title}} by {{commentary.author_list}}, has been activated at https://scipost.org/commentary/{{commentary.arxiv_or_DOI_string}}.
 You are now welcome to submit your comments.
 
 Thank you for your contribution,