add save hook correctly

dotfiles/emacs.d/init.el

@@ -159,9 +159,10 @@ setq org-log-done t)
       (let ((trailnewlines (abs (skip-chars-backward "\n\t"))))
         (if (> trailnewlines 0)
             (progn
-              (delete-char trailnewlines))))))
+              (delete-char trailnewlines)))))))
 
-  (add-hook 'before-save-hook 'delete-trailing-whitespace))
+(add-hook 'before-save-hook 'delete-trailing-whitespace)
+(add-hook 'before-save-hook 'delete-trailing-blank-lines)
 
 ;; Comment this if you dont mind git diffs complaining about missing ending newlines.
 (setq require-final-newline t)