short-circuit valuePattern validation when stringTest query parameter is provided, https://github.com/phetsims/masses-and-springs/issues/344, https://github.com/phetsims/sun/issues/472
short-circuit valuePattern validation when stringTest query parameter is provided, https://github.com/phetsims/masses-and-springs/issues/344, https://github.com/phetsims/sun/issues/472

phetsims/scenery-phet,phetsims/scenery-phet,phetsims/scenery-phet