remove aria-describedby association after 2 successful grabs, https://github.com/phetsims/gravity-force-lab/issues/211
remove aria-describedby association after 2 successful grabs, https://github.com/phetsims/gravity-force-lab/issues/211

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