Use correct name for the function `yas/next-field'.

org.texi (Conflicts): Use correct name for the function
`yas/next-field'.

Thanks to Bianca Lutz for pointing this.

doc/org.texi

@@ -14073,7 +14073,7 @@ fixed this problem:
 (add-hook 'org-mode-hook
           (lambda ()
             (org-set-local 'yas/trigger-key [tab])
-            (define-key yas/keymap [tab] 'yas/next-field-group)))
+            (define-key yas/keymap [tab] 'yas/next-field)))
 @end lisp
 
 The latest version of yasnippet doesn't play well with Org mode.  If the