Issue #2630378: Token "cannot contain fewer than one token" error mis…

…leading

Fixes backdrop/backdrop-issues#5014

See:
- https://www.drupal.org/node/2630378
- https://git.drupalcode.org/project/token/-/commit/d9f4e54356922db0b3c0a746095ce1c05ef26b78

core/includes/token.inc

@@ -688,7 +688,7 @@ function token_element_validate(&$element, &$form_state) {
 
   // Validate if an element must have a minimum number of tokens.
   if (isset($element['#min_tokens']) && count($tokens) < $element['#min_tokens']) {
-    $error = format_plural($element['#min_tokens'], 'The !element-title cannot contain fewer than one token.', 'The !element-title must contain at least @count tokens.', array('!element-title' => $title));
+    $error = format_plural($element['#min_tokens'], 'The %element-title must contain at least one token.', 'The %element-title must contain at least @count tokens.', array('%element-title' => $title));
     form_error($element, $error);
   }