remove different blank line

Author: josephfrazier

tests/spec/s-xregexp-methods.js

@@ -1251,7 +1251,6 @@ describe('XRegExp.replace()', function() {
                 expect(function() {XRegExp.replace('test', XRegExp('(?<test>t)', 'g'), ':$<x>:');}).toThrowError(SyntaxError);
             });
 
-
             it('should not allow leading digits', function() {
                 expect(function() {XRegExp.replace('test', /(.)./g, '${01}');}).toThrowError(SyntaxError);
             });