update packages

lisp/org-ref/org-ref-pubmed.el

@@ -49,7 +49,6 @@
 ;; is a unique reference number for PubMed citations. The PMID is a distinctly
 ;; different number from the PMCID and is used only for PubMed records.
 
-(require 'dash)
 (require 'org)
 (require 'org-ref-utils)
 
@@ -115,7 +114,7 @@
   (let* ((data (pubmed-parse-medline pmid))
          (type (downcase (cdr (assoc "PT" data))))
          (title (cdr (assoc "TI" data)))
-         (authors (mapconcat 'cdr
+         (authors (mapconcat 'cdr
                              (seq-filter (lambda (x)
                                         (string= (car x) "FAU"))
                                       data)