Delete a spurious backquote (tiny change)

* lisp/textmodes/reftex-ref.el (reftex-label): Delete a
spurious backquote which raises an error with emacs 25.

diff --git a/lisp/textmodes/reftex-ref.el b/lisp/textmodes/reftex-ref.el
index 5ac0e284eedc3223de20d862dc336d5de181ecf5..32703591cada342d2897789681dbbc226ac4773f 100644 (file)
--- a/lisp/textmodes/reftex-ref.el
+++ b/lisp/textmodes/reftex-ref.el
@@ -228,7 +228,7 @@ This function is controlled by the settings of reftex-insert-label-flags."
                                  (symbol-value reftex-docstruct-symbol)))
               (ding)
               (if (y-or-n-p
-`                  (format-message "Label `%s' exists. Use anyway? " label))
+                   (format-message "Label `%s' exists. Use anyway? " label))
                   (setq valid t)))
 
              ;; Label is ok